-2(7x+9)-(6x+1)=-12x-7

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Solution for -2(7x+9)-(6x+1)=-12x-7 equation:


Simplifying
-2(7x + 9) + -1(6x + 1) = -12x + -7

Reorder the terms:
-2(9 + 7x) + -1(6x + 1) = -12x + -7
(9 * -2 + 7x * -2) + -1(6x + 1) = -12x + -7
(-18 + -14x) + -1(6x + 1) = -12x + -7

Reorder the terms:
-18 + -14x + -1(1 + 6x) = -12x + -7
-18 + -14x + (1 * -1 + 6x * -1) = -12x + -7
-18 + -14x + (-1 + -6x) = -12x + -7

Reorder the terms:
-18 + -1 + -14x + -6x = -12x + -7

Combine like terms: -18 + -1 = -19
-19 + -14x + -6x = -12x + -7

Combine like terms: -14x + -6x = -20x
-19 + -20x = -12x + -7

Reorder the terms:
-19 + -20x = -7 + -12x

Solving
-19 + -20x = -7 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
-19 + -20x + 12x = -7 + -12x + 12x

Combine like terms: -20x + 12x = -8x
-19 + -8x = -7 + -12x + 12x

Combine like terms: -12x + 12x = 0
-19 + -8x = -7 + 0
-19 + -8x = -7

Add '19' to each side of the equation.
-19 + 19 + -8x = -7 + 19

Combine like terms: -19 + 19 = 0
0 + -8x = -7 + 19
-8x = -7 + 19

Combine like terms: -7 + 19 = 12
-8x = 12

Divide each side by '-8'.
x = -1.5

Simplifying
x = -1.5

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