8x+3(2x+5)=12x-7

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Solution for 8x+3(2x+5)=12x-7 equation:


Simplifying
8x + 3(2x + 5) = 12x + -7

Reorder the terms:
8x + 3(5 + 2x) = 12x + -7
8x + (5 * 3 + 2x * 3) = 12x + -7
8x + (15 + 6x) = 12x + -7

Reorder the terms:
15 + 8x + 6x = 12x + -7

Combine like terms: 8x + 6x = 14x
15 + 14x = 12x + -7

Reorder the terms:
15 + 14x = -7 + 12x

Solving
15 + 14x = -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.
15 + 14x + -12x = -7 + 12x + -12x

Combine like terms: 14x + -12x = 2x
15 + 2x = -7 + 12x + -12x

Combine like terms: 12x + -12x = 0
15 + 2x = -7 + 0
15 + 2x = -7

Add '-15' to each side of the equation.
15 + -15 + 2x = -7 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = -7 + -15
2x = -7 + -15

Combine like terms: -7 + -15 = -22
2x = -22

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

Simplifying
x = -11

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