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

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Solution for (9x-2)-(7x+3)=1x-9 equation:


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

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

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

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

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

Combine like terms: -2 + -3 = -5
-5 + 9x + -7x = 1x + -9

Combine like terms: 9x + -7x = 2x
-5 + 2x = 1x + -9

Reorder the terms:
-5 + 2x = -9 + 1x

Solving
-5 + 2x = -9 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-5 + 2x + -1x = -9 + 1x + -1x

Combine like terms: 2x + -1x = 1x
-5 + 1x = -9 + 1x + -1x

Combine like terms: 1x + -1x = 0
-5 + 1x = -9 + 0
-5 + 1x = -9

Add '5' to each side of the equation.
-5 + 5 + 1x = -9 + 5

Combine like terms: -5 + 5 = 0
0 + 1x = -9 + 5
1x = -9 + 5

Combine like terms: -9 + 5 = -4
1x = -4

Divide each side by '1'.
x = -4

Simplifying
x = -4

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