-7(z+3)=7-6z

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Solution for -7(z+3)=7-6z equation:


Simplifying
-7(z + 3) = 7 + -6z

Reorder the terms:
-7(3 + z) = 7 + -6z
(3 * -7 + z * -7) = 7 + -6z
(-21 + -7z) = 7 + -6z

Solving
-21 + -7z = 7 + -6z

Solving for variable 'z'.

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

Add '6z' to each side of the equation.
-21 + -7z + 6z = 7 + -6z + 6z

Combine like terms: -7z + 6z = -1z
-21 + -1z = 7 + -6z + 6z

Combine like terms: -6z + 6z = 0
-21 + -1z = 7 + 0
-21 + -1z = 7

Add '21' to each side of the equation.
-21 + 21 + -1z = 7 + 21

Combine like terms: -21 + 21 = 0
0 + -1z = 7 + 21
-1z = 7 + 21

Combine like terms: 7 + 21 = 28
-1z = 28

Divide each side by '-1'.
z = -28

Simplifying
z = -28

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