A cube has side length x. One side of the cube is increased by 4 inches, and another side is doubled. The volume of the new rectangular prism is 450 cubic inches. The equation 2x3 + 8x2 - 450 can be used to find x. What was the side
length of the original cube? Use a graphing calculator and a system of equations to find the answer.
3
4 inches
O 5 inches
O 9 inches
0 10 inches

for the points

step-by-step explanation:

i think c. but don't trust it.

step-by-step explanation:

add an image

step-by-step explanation:

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt