8+2z-7=9z+46-2z

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Solution for 8+2z-7=9z+46-2z equation:


Simplifying
8 + 2z + -7 = 9z + 46 + -2z

Reorder the terms:
8 + -7 + 2z = 9z + 46 + -2z

Combine like terms: 8 + -7 = 1
1 + 2z = 9z + 46 + -2z

Reorder the terms:
1 + 2z = 46 + 9z + -2z

Combine like terms: 9z + -2z = 7z
1 + 2z = 46 + 7z

Solving
1 + 2z = 46 + 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.
1 + 2z + -7z = 46 + 7z + -7z

Combine like terms: 2z + -7z = -5z
1 + -5z = 46 + 7z + -7z

Combine like terms: 7z + -7z = 0
1 + -5z = 46 + 0
1 + -5z = 46

Add '-1' to each side of the equation.
1 + -1 + -5z = 46 + -1

Combine like terms: 1 + -1 = 0
0 + -5z = 46 + -1
-5z = 46 + -1

Combine like terms: 46 + -1 = 45
-5z = 45

Divide each side by '-5'.
z = -9

Simplifying
z = -9

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