2x+(7y-8)=128

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Solution for 2x+(7y-8)=128 equation:


Simplifying
2x + (7y + -8) = 128

Reorder the terms:
2x + (-8 + 7y) = 128

Remove parenthesis around (-8 + 7y)
2x + -8 + 7y = 128

Reorder the terms:
-8 + 2x + 7y = 128

Solving
-8 + 2x + 7y = 128

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 2x + 8 + 7y = 128 + 8

Reorder the terms:
-8 + 8 + 2x + 7y = 128 + 8

Combine like terms: -8 + 8 = 0
0 + 2x + 7y = 128 + 8
2x + 7y = 128 + 8

Combine like terms: 128 + 8 = 136
2x + 7y = 136

Add '-7y' to each side of the equation.
2x + 7y + -7y = 136 + -7y

Combine like terms: 7y + -7y = 0
2x + 0 = 136 + -7y
2x = 136 + -7y

Divide each side by '2'.
x = 68 + -3.5y

Simplifying
x = 68 + -3.5y

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