-7(z+3)+2z=

Solution for -7(z+3)+2z= equation:

Simplifying
-7(z + 3) + 2z = 0

Reorder the terms:
-7(3 + z) + 2z = 0
(3 * -7 + z * -7) + 2z = 0
(-21 + -7z) + 2z = 0

Combine like terms: -7z + 2z = -5z
-21 + -5z = 0

Solving
-21 + -5z = 0

Solving for variable 'z'.

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

Add '21' to each side of the equation.
-21 + 21 + -5z = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -5z = 0 + 21
-5z = 0 + 21

Combine like terms: 0 + 21 = 21
-5z = 21

Divide each side by '-5'.
z = -4.2

Simplifying
z = -4.2