-8x-1=3(x+7)

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Solution for -8x-1=3(x+7) equation:


Simplifying
-8x + -1 = 3(x + 7)

Reorder the terms:
-1 + -8x = 3(x + 7)

Reorder the terms:
-1 + -8x = 3(7 + x)
-1 + -8x = (7 * 3 + x * 3)
-1 + -8x = (21 + 3x)

Solving
-1 + -8x = 21 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-1 + -8x + -3x = 21 + 3x + -3x

Combine like terms: -8x + -3x = -11x
-1 + -11x = 21 + 3x + -3x

Combine like terms: 3x + -3x = 0
-1 + -11x = 21 + 0
-1 + -11x = 21

Add '1' to each side of the equation.
-1 + 1 + -11x = 21 + 1

Combine like terms: -1 + 1 = 0
0 + -11x = 21 + 1
-11x = 21 + 1

Combine like terms: 21 + 1 = 22
-11x = 22

Divide each side by '-11'.
x = -2

Simplifying
x = -2

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