Question

-5+2(8-12)

Tagged in

Math

Algebra

Find answers to questions asked by students like you.

Q: Determine graphically the coordinates of the vertices of the triangle, the equation of whose sides a...

A: Given the equations of sides of the triangle are

Q: Lucy took three tests. If her median score was 88, her mean score was 87, and the range was 11, what...

A: Given:Median = 88Mean = 87Range = 11

Q: A man selling computer parts realizes that when he sells 16 computer parts, his earning is $1700. Wh...

A: When he sells 16 computer parts, his earning is $1700. When he sells 56 computer parts, his earning ...

Q: Many gas stations give a discount for using cash instead of a credit card. A gas station gives a dis...

A: Let the cost for 1 gallon be x.

Q: Assume a large vehicle holds 75 gallons of fuel and can travel 979 miles on a full tank. What is the...

A: Gas mileage per gallon: Estimate how much spending on gasoline in an average month, or estimate the ...

Q: On selling a T.V. at 5% gain and a fridge at 10% gain shop keeper gains Rs 2000. But if he sells the...

A: Given On selling a T.V. at 5% gain and a fridge at 10% gain shop keeper gains Rs 2000.

Q: On a certain exam, Tony corrected 10 papers and found the mean for his group to be 75. Alice correct...

A: Given: Tony corrected 10 papers and mean for his group is 75 and Alice corrected the remaining 20 pa...

Q: An accident occurred causing damage to 2 cars. Each owner took his car to Carlos' Repair Shop for es...

A: Carlos estimated each car needed a new fender at $1,990, a new bumper at $850.

Q: You want to frame a collage of pictures with a 9-ft strip of wood. What dimensions will help you max...

A: Let us assume that the frame is rectangular and the length be x and width be y. The perimeter of the...

Q: Solve the following pair of linear equations by the elimination method and the substitution method:x...

A: Given,

Q: 2x+5=20

A: To solve

Q: Amirt tells his daughter, "Seven years ago, I was seven times as old as you were then. Also, three y...

A: Considering the present age of Amirt (father) and daughter are (x) and (y) respectively. So, seven y...

Q: if 20% of vehicles are blue and 1/3 of blue vehicles are trucks what fraction of blue vehicles are t...

A: 20% of vehicles are blue Convert 20% into fraction.

Q: find an equation of the line containing the given pair of points. (3,5) and (9,7)

A: Consider the given points.

Q: .2.29 Solve the equation. X+ 4 = 2- 6. x+2 What is the solution? Select the correct choice b OA. The...

A: Lc of the denominator = LCM of 5 and 6= 30

Q: how many miles will a person run during a 10-kilometer race?

A: Click to see the answer

Q: Jenna and her friend, Khalil, are having a contest to see who can save the most money. Jenna has alr...

A: Let x represent the number of weeks and y represent the total amount of money saved.

Q: Given the linear equation (2x+3y – 8=0), write another linear equation in two variables such that th...

A: i) Given, 2x+3y – 8=0 To have intersecting line ax+by+c=0 we must have:

Q: Find the next number -729,243,-81,27,-9

A: Given:

Q: Solve for ‘x’ and ‘y’ where x + y = a – b, ax – by = a2 + b2

A: To solve the equation for x and y.

Q: Prove that the composition of unitary [orthogonal] operators is unitary [orthogonal].

A: Let consider U and V are the unitary operators.

Q: Label the following statements as being true or false. (a) If two rows of A are identical, then det(...

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If y...

Q: 5,213,4,53 frue or ealh State ment 1s xDet ermine whether fasse 63 53,2, 5,9n 7,8, 103 = E23 = 6 3,5...

A: We’ll answer the first question with proper instruction since the exact one wasn’t specified. Please...

Q: If A²=0, prove that A cannot be invertible.

A: Given,If A²=0, prove that A cannot be invertible.

Q: One says, “Give me a hundred, friend! I shall then become twice as rich as you.” The other replies, ...

A: Consider the provided statement of the question,Let one friend has capital amount = xAnd, other frie...

Q: Sualuate 101-1 18-1- 18 et =-4 and 4 0oaluede ealh 931-3x +44/

A: Hey, since there are multiple questions posted, we will answer first question. If you want any speci...

Q: A man has only 20 paise coins and 25 paisea coins in his purse. If he has 50 coins in all totaling R...

A: To determine the number of 20 paisa and 25 paisa coins in his purse.

Q: Let V be an inner product space, and let W be a finite-dimensional subspace of V. If x $ W, prove th...

A: Click to see the answer

Q: Peter has a photograph that is 5 inches wide and 6 inches long. She enlarged each side by the same a...

A: Given,Peter has a photograph that is 5 inches wide and 6 inches long.Let x be the amount that she en...

Q: What is the Measure of angle DBE and angle ABD?

A: It is known that, sum of angles on a straight line equals 180 degrees.Therefore, from the figure it ...

Q: Solve the following for the indicated variable. A = ℓw for ℓ (Area of a rectangle)

A: Given,

Q: The first picture displays the question, 69, whereas the second picture is the answer key. How were ...

A: Use rational zero theorem to find all possible rational zeros of g(x).p=factors of 5q= factors of 1

Q: Write the standard equation for the circle

A: For a circle the standard equation is given by the formula as.

Q: A train covered a certain distance at a uniform speed. If the train would have been 10 km/h faster, ...

A: Let the speed of the train be x km per hour and time taken be y hours.Then

Q: 8s^2-2s-3 factoring

A: In general, to factorise a trinomial we multiply the coefficient of the first term (also called lead...

Q: Evaluate for y equals 3 y2+5y+6

A: Plug y=3 in the given expression.

Q: An object is thrown into the air at a height of 60 feet. After 1 second and 2 second, the object is ...

A: Given:

Q: C of linear equations has unique solution, no solution, or infinitely many solutions?In case there i...

A: The given equation are,

Q: Write the equation of each circle in standard form. The coordinates of the center and the radius for...

A: Consider the circle one with center coordinates (h,k) = (-2, 1) and find the radius of the circle by...

Q: Solve the following pair of linear equations by the substitution method. Five years hence, the age...

A: Click to see the answer

Q:

A: Given:

Q: A motor boat can travel 30 km upstream and 28 km downstream in 7h. It can travel 21km upstream and r...

A: Click to see the answer

Q: find domain of f(x)=-5x+2

A: Recall the following fact.

Q: Label the following statements as being true or false. Assume that the underlying inner product spac...

A: Click to see the answer

Q: The motherboards for a desktop computer can be manufactured for 50 dollars each. The development cos...

A: Given that the manufacturing cost of a single motherboard is $50. Also given that the first 20 mothe...

Q: Draw the graphs of the equations x = 3, x = 5, and 2x-y - 4 = 0. Also find the area of the quadrilat...

A: Given equations are,

Q: in 2019 the average salary for a major league baseball player was $4,051,490. this salary covers 162...

A: 162 regular season game are covered by $4,051,490so, 1 regular season game is covered by $4,051,490/...

Q: 1-year after a car is sold an owner finds it is worth 60% of the original price. If it is now worth ...

A: 1-year after a car is sold an owner finds it is worth 60% of the original price. If it is now worth ...

Q: A cereal box manufacturer makes 32-ounce boxes of cereal. In a perfect world,the box will be 32-ounc...

A: Given size of the box = 32 ounce they allow a difference of 0.06 ounce.

Q: Choose the correct option: If the system of equation 2x + 3y = 7 and 29x + (a + b) y = 28 has infini...

A: Given:If the system of equation 2x + 3y = 7 and 29x + (a + b) y = 28 has infinitely manysolutions, t...