Rasheed need to save $235. to earn money, he plans to wash cars and charge $12 for each. enter two estimates rasheed could use to determine the numbers of cars he needs to wash.

+ 10 =
240 + 10 = 24

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

Prove that 16^4-2^13-4^5 is divisible by 11.