8x-(9x+3)=6x-31

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Solution for 8x-(9x+3)=6x-31 equation:


Simplifying
8x + -1(9x + 3) = 6x + -31

Reorder the terms:
8x + -1(3 + 9x) = 6x + -31
8x + (3 * -1 + 9x * -1) = 6x + -31
8x + (-3 + -9x) = 6x + -31

Reorder the terms:
-3 + 8x + -9x = 6x + -31

Combine like terms: 8x + -9x = -1x
-3 + -1x = 6x + -31

Reorder the terms:
-3 + -1x = -31 + 6x

Solving
-3 + -1x = -31 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-3 + -1x + -6x = -31 + 6x + -6x

Combine like terms: -1x + -6x = -7x
-3 + -7x = -31 + 6x + -6x

Combine like terms: 6x + -6x = 0
-3 + -7x = -31 + 0
-3 + -7x = -31

Add '3' to each side of the equation.
-3 + 3 + -7x = -31 + 3

Combine like terms: -3 + 3 = 0
0 + -7x = -31 + 3
-7x = -31 + 3

Combine like terms: -31 + 3 = -28
-7x = -28

Divide each side by '-7'.
x = 4

Simplifying
x = 4

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