-9(z+8)=-9z-7z

Solution for -9(z+8)=-9z-7z equation:

Simplifying
-9(z + 8) = -9z + -7z

Reorder the terms:
-9(8 + z) = -9z + -7z
(8 * -9 + z * -9) = -9z + -7z
(-72 + -9z) = -9z + -7z

Combine like terms: -9z + -7z = -16z
-72 + -9z = -16z

Solving
-72 + -9z = -16z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '16z' to each side of the equation.
-72 + -9z + 16z = -16z + 16z

Combine like terms: -9z + 16z = 7z
-72 + 7z = -16z + 16z

Combine like terms: -16z + 16z = 0
-72 + 7z = 0

Add '72' to each side of the equation.
-72 + 72 + 7z = 0 + 72

Combine like terms: -72 + 72 = 0
0 + 7z = 0 + 72
7z = 0 + 72

Combine like terms: 0 + 72 = 72
7z = 72

Divide each side by '7'.
z = 10.28571429

Simplifying
z = 10.28571429