9+2(x+1)-42=6x-8(x+7)

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Solution for 9+2(x+1)-42=6x-8(x+7) equation:


Simplifying
9 + 2(x + 1) + -42 = 6x + -8(x + 7)

Reorder the terms:
9 + 2(1 + x) + -42 = 6x + -8(x + 7)
9 + (1 * 2 + x * 2) + -42 = 6x + -8(x + 7)
9 + (2 + 2x) + -42 = 6x + -8(x + 7)

Reorder the terms:
9 + 2 + -42 + 2x = 6x + -8(x + 7)

Combine like terms: 9 + 2 = 11
11 + -42 + 2x = 6x + -8(x + 7)

Combine like terms: 11 + -42 = -31
-31 + 2x = 6x + -8(x + 7)

Reorder the terms:
-31 + 2x = 6x + -8(7 + x)
-31 + 2x = 6x + (7 * -8 + x * -8)
-31 + 2x = 6x + (-56 + -8x)

Reorder the terms:
-31 + 2x = -56 + 6x + -8x

Combine like terms: 6x + -8x = -2x
-31 + 2x = -56 + -2x

Solving
-31 + 2x = -56 + -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.
-31 + 2x + 2x = -56 + -2x + 2x

Combine like terms: 2x + 2x = 4x
-31 + 4x = -56 + -2x + 2x

Combine like terms: -2x + 2x = 0
-31 + 4x = -56 + 0
-31 + 4x = -56

Add '31' to each side of the equation.
-31 + 31 + 4x = -56 + 31

Combine like terms: -31 + 31 = 0
0 + 4x = -56 + 31
4x = -56 + 31

Combine like terms: -56 + 31 = -25
4x = -25

Divide each side by '4'.
x = -6.25

Simplifying
x = -6.25

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