3(3z+2)-7=80

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Solution for 3(3z+2)-7=80 equation:


Simplifying
3(3z + 2) + -7 = 80

Reorder the terms:
3(2 + 3z) + -7 = 80
(2 * 3 + 3z * 3) + -7 = 80
(6 + 9z) + -7 = 80

Reorder the terms:
6 + -7 + 9z = 80

Combine like terms: 6 + -7 = -1
-1 + 9z = 80

Solving
-1 + 9z = 80

Solving for variable 'z'.

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

Add '1' to each side of the equation.
-1 + 1 + 9z = 80 + 1

Combine like terms: -1 + 1 = 0
0 + 9z = 80 + 1
9z = 80 + 1

Combine like terms: 80 + 1 = 81
9z = 81

Divide each side by '9'.
z = 9

Simplifying
z = 9

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