8-(7z+5)=15-6z

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Solution for 8-(7z+5)=15-6z equation:


Simplifying
8 + -1(7z + 5) = 15 + -6z

Reorder the terms:
8 + -1(5 + 7z) = 15 + -6z
8 + (5 * -1 + 7z * -1) = 15 + -6z
8 + (-5 + -7z) = 15 + -6z

Combine like terms: 8 + -5 = 3
3 + -7z = 15 + -6z

Solving
3 + -7z = 15 + -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.
3 + -7z + 6z = 15 + -6z + 6z

Combine like terms: -7z + 6z = -1z
3 + -1z = 15 + -6z + 6z

Combine like terms: -6z + 6z = 0
3 + -1z = 15 + 0
3 + -1z = 15

Add '-3' to each side of the equation.
3 + -3 + -1z = 15 + -3

Combine like terms: 3 + -3 = 0
0 + -1z = 15 + -3
-1z = 15 + -3

Combine like terms: 15 + -3 = 12
-1z = 12

Divide each side by '-1'.
z = -12

Simplifying
z = -12

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