(7x-9)-(9x+4)=-3x+2

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Solution for (7x-9)-(9x+4)=-3x+2 equation:


Simplifying
(7x + -9) + -1(9x + 4) = -3x + 2

Reorder the terms:
(-9 + 7x) + -1(9x + 4) = -3x + 2

Remove parenthesis around (-9 + 7x)
-9 + 7x + -1(9x + 4) = -3x + 2

Reorder the terms:
-9 + 7x + -1(4 + 9x) = -3x + 2
-9 + 7x + (4 * -1 + 9x * -1) = -3x + 2
-9 + 7x + (-4 + -9x) = -3x + 2

Reorder the terms:
-9 + -4 + 7x + -9x = -3x + 2

Combine like terms: -9 + -4 = -13
-13 + 7x + -9x = -3x + 2

Combine like terms: 7x + -9x = -2x
-13 + -2x = -3x + 2

Reorder the terms:
-13 + -2x = 2 + -3x

Solving
-13 + -2x = 2 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-13 + -2x + 3x = 2 + -3x + 3x

Combine like terms: -2x + 3x = 1x
-13 + 1x = 2 + -3x + 3x

Combine like terms: -3x + 3x = 0
-13 + 1x = 2 + 0
-13 + 1x = 2

Add '13' to each side of the equation.
-13 + 13 + 1x = 2 + 13

Combine like terms: -13 + 13 = 0
0 + 1x = 2 + 13
1x = 2 + 13

Combine like terms: 2 + 13 = 15
1x = 15

Divide each side by '1'.
x = 15

Simplifying
x = 15

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