9x-(7x-2)=

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


Simplifying
9x + -1(7x + -2) = 0

Reorder the terms:
9x + -1(-2 + 7x) = 0
9x + (-2 * -1 + 7x * -1) = 0
9x + (2 + -7x) = 0

Reorder the terms:
2 + 9x + -7x = 0

Combine like terms: 9x + -7x = 2x
2 + 2x = 0

Solving
2 + 2x = 0

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 2x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 2x = 0 + -2
2x = 0 + -2

Combine like terms: 0 + -2 = -2
2x = -2

Divide each side by '2'.
x = -1

Simplifying
x = -1

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