What is the missing polynomial?

2 - (20 - 4x - 5x²) = 20 - 7x²

4x-12^2

4x-2x^2

40-4x-12x^2

40-4x-2x^2

A 5 foot long board is propped against the wall of a house. The board forms a 60% angle with the ground. How far is the base of the board from the wall?

What is the product? 5/ 3 23 42 52 4 54 5 44

In rectangle PQRS, PR = 18x - 28 and QS = x + 380. Find the value of x and the length of each diagonal.

Which answer describes the calculations that could be used to solve this problem? Marcela paid a total of $60.63 for 3 sweaters and a skirt. Each sweater cost the same amount. The skirt cost $18.78. How much did one sweater cost? A. Add $60.

A grocery store sells a party mix in 640 g bags. The ratio of pretzels to corn chips is 5: 3. Determine the mass of the pretzels in the bag.

A truck is carrying a cars weighing an average of 4500 pounds each what is the total weight in tons of cars on the truck

Which number is greater 50% 13/26

Solve the inequality for v 56>8v

Find the line passing thru (-2,-3) and (4,0). Write it's equation

What is the solution of this linear system? 3x + 5y = - 1 2x - 5y = 16 A. (-3, 2) B. (-3, - 2) C. (3, - 2) D. (2, - 3)