2x-(9x-8)=7

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Solution for 2x-(9x-8)=7 equation:


Simplifying
2x + -1(9x + -8) = 7

Reorder the terms:
2x + -1(-8 + 9x) = 7
2x + (-8 * -1 + 9x * -1) = 7
2x + (8 + -9x) = 7

Reorder the terms:
8 + 2x + -9x = 7

Combine like terms: 2x + -9x = -7x
8 + -7x = 7

Solving
8 + -7x = 7

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 + -8 + -7x = 7 + -8

Combine like terms: 8 + -8 = 0
0 + -7x = 7 + -8
-7x = 7 + -8

Combine like terms: 7 + -8 = -1
-7x = -1

Divide each side by '-7'.
x = 0.1428571429

Simplifying
x = 0.1428571429

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