7-4x+2(5x+8)=-13

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Solution for 7-4x+2(5x+8)=-13 equation:


Simplifying
7 + -4x + 2(5x + 8) = -13

Reorder the terms:
7 + -4x + 2(8 + 5x) = -13
7 + -4x + (8 * 2 + 5x * 2) = -13
7 + -4x + (16 + 10x) = -13

Reorder the terms:
7 + 16 + -4x + 10x = -13

Combine like terms: 7 + 16 = 23
23 + -4x + 10x = -13

Combine like terms: -4x + 10x = 6x
23 + 6x = -13

Solving
23 + 6x = -13

Solving for variable 'x'.

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

Add '-23' to each side of the equation.
23 + -23 + 6x = -13 + -23

Combine like terms: 23 + -23 = 0
0 + 6x = -13 + -23
6x = -13 + -23

Combine like terms: -13 + -23 = -36
6x = -36

Divide each side by '6'.
x = -6

Simplifying
x = -6

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