A paving company is preparing to build a driveway that will be 40 feet long and 12 feet wide. They will start with an 18 inch layer of crushed gravel, how many cubic feet of gravel will they need.

27

Step-by-step explanation:first you need 40 x 12 for the area for your gravel

so 480 divided by 18 = about 27

to have more of what you want like money

step-by-step explanation:

save it by not spending on unnecessary stuff and have more

-2x + 7 = 7

subtract 7 from both sides.

-2x = 0

divide both sides by -2.

x = 0