Question

Simplify the expression by combining like terms.
7.2(x + 3) + 4(x - 3)

Answer 1

Answer: 11.2x -9.6

Explanation:

7.2(x + 3) + 4(x - 3) - 12 - 7.2* (x + 3) + + 4*(x - 3) then

7.2x + 21.6 + 4x - 12 - Combining like terms 7.2x+ 4x and numbers + 21.6- 12

7.2x + 4x +21.6 -12 Then we have

11.2x -9.6