8x-(7x+4)=2x-40

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Solution for 8x-(7x+4)=2x-40 equation:


Simplifying
8x + -1(7x + 4) = 2x + -40

Reorder the terms:
8x + -1(4 + 7x) = 2x + -40
8x + (4 * -1 + 7x * -1) = 2x + -40
8x + (-4 + -7x) = 2x + -40

Reorder the terms:
-4 + 8x + -7x = 2x + -40

Combine like terms: 8x + -7x = 1x
-4 + 1x = 2x + -40

Reorder the terms:
-4 + 1x = -40 + 2x

Solving
-4 + 1x = -40 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-4 + 1x + -2x = -40 + 2x + -2x

Combine like terms: 1x + -2x = -1x
-4 + -1x = -40 + 2x + -2x

Combine like terms: 2x + -2x = 0
-4 + -1x = -40 + 0
-4 + -1x = -40

Add '4' to each side of the equation.
-4 + 4 + -1x = -40 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = -40 + 4
-1x = -40 + 4

Combine like terms: -40 + 4 = -36
-1x = -36

Divide each side by '-1'.
x = 36

Simplifying
x = 36

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