9x+9+2x-7(3+x)=-8x-1

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Solution for 9x+9+2x-7(3+x)=-8x-1 equation:


Simplifying
9x + 9 + 2x + -7(3 + x) = -8x + -1
9x + 9 + 2x + (3 * -7 + x * -7) = -8x + -1
9x + 9 + 2x + (-21 + -7x) = -8x + -1

Reorder the terms:
9 + -21 + 9x + 2x + -7x = -8x + -1

Combine like terms: 9 + -21 = -12
-12 + 9x + 2x + -7x = -8x + -1

Combine like terms: 9x + 2x = 11x
-12 + 11x + -7x = -8x + -1

Combine like terms: 11x + -7x = 4x
-12 + 4x = -8x + -1

Reorder the terms:
-12 + 4x = -1 + -8x

Solving
-12 + 4x = -1 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-12 + 4x + 8x = -1 + -8x + 8x

Combine like terms: 4x + 8x = 12x
-12 + 12x = -1 + -8x + 8x

Combine like terms: -8x + 8x = 0
-12 + 12x = -1 + 0
-12 + 12x = -1

Add '12' to each side of the equation.
-12 + 12 + 12x = -1 + 12

Combine like terms: -12 + 12 = 0
0 + 12x = -1 + 12
12x = -1 + 12

Combine like terms: -1 + 12 = 11
12x = 11

Divide each side by '12'.
x = 0.9166666667

Simplifying
x = 0.9166666667

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