3(z-5)-2z=7

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Solution for 3(z-5)-2z=7 equation: 


Simplifying
3(z + -5) + -2z = 7

Reorder the terms:
3(-5 + z) + -2z = 7
(-5 * 3 + z * 3) + -2z = 7
(-15 + 3z) + -2z = 7

Combine like terms: 3z + -2z = 1z
-15 + 1z = 7

Solving
-15 + 1z = 7

Solving for variable 'z'.

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

Add '15' to each side of the equation.
-15 + 15 + 1z = 7 + 15

Combine like terms: -15 + 15 = 0
0 + 1z = 7 + 15
1z = 7 + 15

Combine like terms: 7 + 15 = 22
1z = 22

Divide each side by '1'.
z = 22

Simplifying
z = 22

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