9z-27-10=4z+4+3z-21

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Solution for 9z-27-10=4z+4+3z-21 equation:


Simplifying
9z + -27 + -10 = 4z + 4 + 3z + -21

Reorder the terms:
-27 + -10 + 9z = 4z + 4 + 3z + -21

Combine like terms: -27 + -10 = -37
-37 + 9z = 4z + 4 + 3z + -21

Reorder the terms:
-37 + 9z = 4 + -21 + 4z + 3z

Combine like terms: 4 + -21 = -17
-37 + 9z = -17 + 4z + 3z

Combine like terms: 4z + 3z = 7z
-37 + 9z = -17 + 7z

Solving
-37 + 9z = -17 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
-37 + 9z + -7z = -17 + 7z + -7z

Combine like terms: 9z + -7z = 2z
-37 + 2z = -17 + 7z + -7z

Combine like terms: 7z + -7z = 0
-37 + 2z = -17 + 0
-37 + 2z = -17

Add '37' to each side of the equation.
-37 + 37 + 2z = -17 + 37

Combine like terms: -37 + 37 = 0
0 + 2z = -17 + 37
2z = -17 + 37

Combine like terms: -17 + 37 = 20
2z = 20

Divide each side by '2'.
z = 10

Simplifying
z = 10

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