9-2z-10=7-3z

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Solution for 9-2z-10=7-3z equation:


Simplifying
9 + -2z + -10 = 7 + -3z

Reorder the terms:
9 + -10 + -2z = 7 + -3z

Combine like terms: 9 + -10 = -1
-1 + -2z = 7 + -3z

Solving
-1 + -2z = 7 + -3z

Solving for variable 'z'.

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

Add '3z' to each side of the equation.
-1 + -2z + 3z = 7 + -3z + 3z

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

Combine like terms: -3z + 3z = 0
-1 + 1z = 7 + 0
-1 + 1z = 7

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

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

Combine like terms: 7 + 1 = 8
1z = 8

Divide each side by '1'.
z = 8

Simplifying
z = 8

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