9x-(7x-9)=2

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


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

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

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

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

Solving
9 + 2x = 2

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 2x = 2 + -9

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

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

Divide each side by '2'.
x = -3.5

Simplifying
x = -3.5

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