3z-(8-2z)=7

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Solution for 3z-(8-2z)=7 equation:


Simplifying
3z + -1(8 + -2z) = 7
3z + (8 * -1 + -2z * -1) = 7
3z + (-8 + 2z) = 7

Reorder the terms:
-8 + 3z + 2z = 7

Combine like terms: 3z + 2z = 5z
-8 + 5z = 7

Solving
-8 + 5z = 7

Solving for variable 'z'.

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

Add '8' to each side of the equation.
-8 + 8 + 5z = 7 + 8

Combine like terms: -8 + 8 = 0
0 + 5z = 7 + 8
5z = 7 + 8

Combine like terms: 7 + 8 = 15
5z = 15

Divide each side by '5'.
z = 3

Simplifying
z = 3

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