initial investment is $2500 and you want to accumulate $600 in interest, how many years do you need to invest? I=Prt Without substitution, solve the formula for the unknown

Q: by setting up and solving an appropriate algebraic equation. How long will it take P dollars to…

A: We have to tell that how much time it will take for P dollars to double itself at 6% simple…

Q: To increase her endurance, a speed skater decides to include running as part of her workout. During…

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Q: John invests a total of $20,000, part at 10% and part at 12%. His total for one year is $2160. How…

A: Let the amount John invests at 10% = xLet the amount John invests at 12%=yFormulating equations:

Q: use an algebraic approach to solve each problem. A total of $4000 was invested, part of it at 5%…

A: Consider the provided information, Let x amount invested at 5%. Let y amount invested at 6%. And,…

Q: An employee at a particular company can expect to get a $1,500 raise each year.  If Jeff has been…

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Q: Jorge decides to invest $4600 in a savings account, one that compounds interest quarterly at a rate…

A: Given data: P=$ 4600 Time, t = 5 years Case 1) If interest is compounded quarterly. Rate of…

Q: A formula for calculating an infant’s dosage for medication is:If a 12-month-old infant is to…

A: Given: A formula for calculating an infant's dosage for medication is, Infant's dose = age of infant…

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Q: A total of $27000 is invested, part of it at 12% and the rest at 13%. Thetotal interest after one…

A: Let $x was invested in 12% so (27000-x) was invested in 13% After one year interest from 12% account…

Q: An isotp[e pf thorium has a half-life of 18.4 days. To the nearest day, how long will it be until…

A: Here we shall use the formula for radioactive decay, A=A02-th Where A is the amount of material at…

Q: Cecilia is 5 years older than Amit. If the sum of their ages 10 years from now will be 95, how old…

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Q: How long would it take you to walk 10 mi if you walk at an average rate of 4 mi/h?

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Q: You invested $20,000 in two accounts paying 7% and 9% annual interest. If the total interest earned…

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Q: At 8:30 a.m., a coroner was called to the home of a person who had died during the night. In order…

A: We have given the temperature of body was 84.2°F at 9:00 a.m. and 81.6°F at 11:00 a.m.

Q: A company uses a type of truck which costs P2M, with life of 3 years and a final salvage value of…

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Q: If you take 500 mg dose of aspirin, the amount of aspirin in a person's system decreases by about…

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Q: Rachel, Adrian, and Aaron invested a total of $600,000 in the ratio of 8: 6: 6 to start a business.…

A: For the solution follow the next step.

Q: Solve the following problems. In order to have ₱200,000 in 3 years, how much should you invest if…

A: Given that:        Future value, F = ₱200,000        Number of years, n = 3        Interest rate per…

Q: If you want to earn 2% annual simple interest on an investment, how much should you pay for a note…

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Q: From an initial population of No, it grew to 35 individuals after 5 years. After 17 more years, the…

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Q: A person plans to invest two times as much in an account at 5​% interest as in an account at 8​%…

A: Assume person invest x amount at 8% annual rate and 2x amount on 5% annual Rate

Q: If there are initially 3000 bacteria in a​ culture, and the number of bacteria doubles each​ hour,…

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Q: You invested $28,000 in two accounts paying 8% and 9% annual interest, respectively. If the total…

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Q: if I invest 1000 at 2% interest how long will it take to double my money

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Q: Lisa and Sarah left their homes at 7 pm and walked toward a park bench to meet. Lisa lives in…

A: Refer to the question. Lisa lives in 1950feet west of the bench and walks 310 feet per minute. Sarah…

Q: A total of $17500 is invested, part of it at 7.25% and the rest at 6.5%. Thetotal interest after one…

A: Let $x was invested in 7.25% and (17500-x) in 6.5%  So total interest earned is: 7.25% of x + 6.5%…

Q: Robert invested a total of $5,900 at two separate banks. One bank pays simple interest at a rate of…

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Q: 6. The sum of the ages of Gusion and Lesley is 42. Four years ago, Gusion was twice as old as…

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Q: The current population of a threatened animal species is 1.9 million, but it is declining with a…

A: Given that the population of a threatened animal species is 1.9 million , that is 1,900,000 , but it…

Q: A car that originally cost $3,943 in 1955 is valued at $64,125 if in excellent condition. This is 2…

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Q: you have 100 pesos today and on each of the following days, you save double the amount of money you…

A: Given query is to find the amount after 10 days .

Q: . The population of a community will be treble by the year 2009. If the population in the year 1998…

A: We have to solve the given problem.

Q: How many years will it take $5,000 invested at 8% simple interest to double? How long will it take…

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Q: The tank can be filled with water from two taps. The first tap fills the empty tank in 2 hours less…

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Q: by setting up and solving an appropriate algebraic equation. How long will it take P dollars to…

A: Given: Principal amount = P dollars. Simple Interest Rate = 5%.

Q: The cost of certain piece of machinery is $ 700 and its value is depreciating with time according to…

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Q: An investment pays simple interest, and triples in 17 years. What is the interest rate

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Q: Heather has divided ​$6400 between two​ investments, one paying 8​%, the other paying 7​%. If the…

A: Given data are: Heather has to divide $6400 between two​ investments, one paying 8​%, the other…

Q: A woman decides to go for a 10-minute run every day this week and plans to increase the time of her…

A: For first week =10 min Increment of time every week =4 min common difference=4

Q: A new car worth $45,000 is depreciating in value by $5000 per year. Solve, a. Write a formula that…

A: Let the value of the new car is $45,000. Also depreciation cost of the car, per year is $5,000.

Q: A foundation invests $55,000 at simple interest, a part at 7%, twice that amount at 4%, and the rest…

A: Let the investment at 7% be x amount.Then the investment at 4% = 2x.So, the investment at 5.5% =…

Q: Suppose that x liters of pure acid are added to 200 liters of a 35% acid solution.a. Write a formula…

A: x liters of pure acid are added to 200 liters of a 35% acid solution. a). Concentration C of the new…

Q: What does it mean to solve a formula for a variable?

A: Solving a formula for a variable means rewriting the formula by isolating that variable to one side…

Q: You invested $26,000 in two accounts paying 8% and 9% annual interest, respectively. If the total…

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Q: Solve the following. a. 4x= 1,024   b. 2,000(1.4)x= 6,000

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Q: A small pipe can fill a tank in 6 min more than it takes a larger pipe to fill the same tank.…

A: A small pipe can fill a tank in 6 min more than it takes a larger pipe to fill the same tank.…

Q: Lisa and Sarah left their homes at 7 pm and walked toward a park bench to meet. Lisa lives 1850 feet…

A:

Q: In the lab, Brian has two solutions that contain alcohol and is mixing them with each other. He uses…

A: Given ,  In the lab, Brian has two solutions that contain alcohol and is mixing them with each other…

Q: 4. The number of ants in a colony triples every month. If there are about 150 ants now, how long…

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Q: Solve for x e^7x =20

A:

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.