Is the solution positive or negative= (-8.7)(1.4) = a - 8.7b = 1.4 - 8.7 +c =- 1.4 - 8.7-d =- 1.4

Q: Apply the means-extremes property to 10 4 and you get 5.x = and x = = ?.

A: Given: x10=45 now by cross multiplying we get, ⇒5x=40

Q: If eggs 6 costs R15. How much will she pay for 2 Eggs

A: Given Cost of 6 eggs is Rs 15

Q: You receive a pay raise of 8%, followed by a pay cut of 8% is it true that after the two changes in…

A: Let us take our initial salary as $1000.

Q: I'm not sure how to start the equation.

A: Given:The perimeter of the fence used is 60 feet.The length of rectangular garden cannot exceed 24…

Q: Andrew wants to buy a backpack. The normal price of the backpack is $40. He notices that a store…

A: Given Information -  Normal Price of backpack = $40 Discount in off Sale given by the store = 30% We…

Q: Find two numbers a and b who’s sum a+b is 0 and whose difference a-b is -10

A: a+b=0      .....................(1)a-b=-10  ....................(2)Adding (1) and (2) we…

Q: nd the three quantities Q1 Q2 Q3

A: Given: 5.1, 4.3, 5.3, 5.3, 3.3, 4.3, 3.9, 3.2, 5.2, 5.8, 5.4, 3.2, 3.3, 4.8, 5.4, 3.7, 5.6, 2.5,…

Q: Translate the phrase into an algebraic expression. y more than 8

A: Given,  y more than 8  We have to write the algebraic expression for the phrase.

Q: Ray uses the following expression as a model for his business report: (r- 25) - - 9b If the expenses…

A:

Q: 2s -8 10. s' +36

A: Since you have posted a multiple question according to guildlines I will solve first question for…

Q: What is the equation form of the statement; the amount by which 100 exceeds four times a given…

A: Let the number be x, and the meaning of the statement is, it is asking the difference between 100…

Q: Perry has an opportunity to invest with an APR of 5.25%.  Using the rule of 70, how long will it…

A: Perry has an opportunity to invest with an APR of 5.25%.  Using the rule of 70, we need to find how…

Q: 8.) At the start of the month, the value of an investment was $50.25. In two weeks, the value of the…

A: Given that at the start of month, the value of an investment =50.25 dollars The value of the…

Q: 2) A pile of newspapers at the store was 17 % inches high. Each consecutive week, for the next 5…

A: We have to find heigh in inches of the pile after the 5 weeks.

Q: Determine the solution set of the following. a) – 11x +35 > 6x² b) т? -5m 23- 2m Зх — 2 c) 2x + 5 <…

A: Since you have posted multiple questions and we can answer one question. So, answered the first…

Q: x - 36 greater than r equal to 24

A:

Q: To get a B in math Alexandria Pappas must average at least 80 on her 5 test scores on her first four…

A: Here we have to calculate the lowest score

Q: *8. The grade on the final test in an Algebra course counts for 20% of the semester grade. If the…

A:

Q: need Q4 solution  X value is 13

A: Provided data is: 13, 26, 91, 29, 31, 33, 37, 27, 26, 21, 88, 10, 22, 45, 41, 74, 32, 34, 23, 23,…

Q: Ray uses the following expression as a model for his business report: 7(r + 250) -- 6b If the…

A: See the attachment

Q: The annual net income on a neighborhood shopping center is $587,000.  Jason Bradley is interested in…

A: Since Jason wants to make a profit so he should purchase it for less than $587,000. Let he purchased…

Q: The student government buys $1,500 worth of t-shirts that they plan to sell for $7.50 as a…

A: Let there be x numbers of t shirts that student government buys,they sell each t shirt at a rate of…

Q: r 3

A:

Q: Jessie set up a lemonade stand for three days. On Saturday, she sold 10 gallons of lemonade. On…

A: according to question,  On saturday , she sold 1023=323 gallons of lemonade. On sunday, she sold…

Q: Subtract the following show your solution 25m4+18m2n3 minus 15m4n2-4m2n3

A:

Q: What is 7% less than 50

A: The solution is as follows.

Q: The solution is (-2,-3).

A:

Q: Q2,5olve IV. B. 2. +54=5x+1

A:

Q: Complete the statement: mz3 + mz4 = A B 3 1\ 2 4

A:

Q: The solution is (-5,1). O True O False

A: Solution: In the given graph..both line cuts at point (-5,1) So the solution is (-5,1)

Q: Luis ride his bicycle 3/4 mile in 15 minutes along the bike trail. Assuming he rides at a constant…

A:

Q: A student received an inheritance from her grandmother of $1000. She places the money in a savings…

A: Simple interest

Q: How do you tell if a solution is an extraneous solution?

A: Solve the given problem.

Q: Alex is investing his money. He thinks that he should make $7 for every $100 he invests. How much…

A: For every $100 Alex makes $7. Total money invested by him = $7300

Q: The average of Molly's 5 quiz scores is 9.0.If her highest test score is dropped , her average is…

A:

Q: P(B1 — В2) n Вз]-Р (В1 n В2)Л ВЗ

A:

Q: The sum of Joy's age and her brother's age is 24. Her brother's age is 3 years older than twice…

A: let Joy's age is x.   &amp; her brother's age is y.      sum of Joy's age &amp; brother's age…

Q: nine less than a number

A:

Q: Translate: Five less than three-fourths of a number. c. 4 (x- 5) d. 4 x-5* a. 5 - 4 x b. 4 (5 - x)

A: Given: Five less than three-fourths of a number

Q: Sully's mom gave him x dollars for his monthly allowance on January 1 and agreed to triple his…

A: Given sully's allowance on January 1 is x And given it triples every month.  And on may 1 the…

Q: At a restaurant here in the city, a cup of coffee used to cost SEK 2.50 and a cup of tea SEK 2.25.…

A: 6 cup of tea SEK 13.50                     1 cup of coffee SEk 2.50 total SEk 16 one day SEK 400…

Q: X-1 120) T- 니

A:

Q: (x-4)? (y+5)? 5. = 1 10 7

A:

Q: We sell baby strollers. If price per stroller is p, we sell q = 300, 000 – 10p? -

A: Given information: Given that the price per stroller is p. The selling price is q = 300,000 – 10p2.

Q: A salesperson receives a weekly base salary of $950. Additionally, he earns a commission of 6% on…

A: Given that his sales are $6125  So he had sales (6125-5000)= $1125 over $5000.  For this, he will…

Q: Is this how you do number 5? Is my solution correct?

A: Given that: 3x1-5x2=-7        .......(1)9x1-15x2=-21     ...........(2)

Q: Liam has had 8 base hits out of 25 at bats for a current batting average of .320. How many…

A: here average 8/25 = 0.32 for making average 0.4 x/25 = 0.4 x = 10 so the need of base is 2 10-8 =2…

Q: Use an algebraic approach to solve the problem. Judy bought a coat at a 30% discount sale for $56.…

A: Let the original price of the coat is x. She got a discount of 30%, so the discount is: 30% of x=…

Q: The solution of 93z10 is 812 13 T = 0 12 12

A:

Q: Lillian wants to ride her bicycle 30.8 miles this week. She has already ridden 5 miles. If she rides…

A: The average value of a set of data is the sum of the data divided by the number of data. Thus the…

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.