9z-10=3+2z+7

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


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

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

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

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

Solving
-10 + 9z = 10 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
-10 + 9z + -2z = 10 + 2z + -2z

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

Combine like terms: 2z + -2z = 0
-10 + 7z = 10 + 0
-10 + 7z = 10

Add '10' to each side of the equation.
-10 + 10 + 7z = 10 + 10

Combine like terms: -10 + 10 = 0
0 + 7z = 10 + 10
7z = 10 + 10

Combine like terms: 10 + 10 = 20
7z = 20

Divide each side by '7'.
z = 2.857142857

Simplifying
z = 2.857142857

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