9x-(2x+7)=8x-11

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Solution for 9x-(2x+7)=8x-11 equation:


Simplifying
9x + -1(2x + 7) = 8x + -11

Reorder the terms:
9x + -1(7 + 2x) = 8x + -11
9x + (7 * -1 + 2x * -1) = 8x + -11
9x + (-7 + -2x) = 8x + -11

Reorder the terms:
-7 + 9x + -2x = 8x + -11

Combine like terms: 9x + -2x = 7x
-7 + 7x = 8x + -11

Reorder the terms:
-7 + 7x = -11 + 8x

Solving
-7 + 7x = -11 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-7 + 7x + -8x = -11 + 8x + -8x

Combine like terms: 7x + -8x = -1x
-7 + -1x = -11 + 8x + -8x

Combine like terms: 8x + -8x = 0
-7 + -1x = -11 + 0
-7 + -1x = -11

Add '7' to each side of the equation.
-7 + 7 + -1x = -11 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = -11 + 7
-1x = -11 + 7

Combine like terms: -11 + 7 = -4
-1x = -4

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

Simplifying
x = 4

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