x-12=3(6x+5)-4(-2x-7)

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Solution for x-12=3(6x+5)-4(-2x-7) equation:


Simplifying
x + -12 = 3(6x + 5) + -4(-2x + -7)

Reorder the terms:
-12 + x = 3(6x + 5) + -4(-2x + -7)

Reorder the terms:
-12 + x = 3(5 + 6x) + -4(-2x + -7)
-12 + x = (5 * 3 + 6x * 3) + -4(-2x + -7)
-12 + x = (15 + 18x) + -4(-2x + -7)

Reorder the terms:
-12 + x = 15 + 18x + -4(-7 + -2x)
-12 + x = 15 + 18x + (-7 * -4 + -2x * -4)
-12 + x = 15 + 18x + (28 + 8x)

Reorder the terms:
-12 + x = 15 + 28 + 18x + 8x

Combine like terms: 15 + 28 = 43
-12 + x = 43 + 18x + 8x

Combine like terms: 18x + 8x = 26x
-12 + x = 43 + 26x

Solving
-12 + x = 43 + 26x

Solving for variable 'x'.

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

Add '-26x' to each side of the equation.
-12 + x + -26x = 43 + 26x + -26x

Combine like terms: x + -26x = -25x
-12 + -25x = 43 + 26x + -26x

Combine like terms: 26x + -26x = 0
-12 + -25x = 43 + 0
-12 + -25x = 43

Add '12' to each side of the equation.
-12 + 12 + -25x = 43 + 12

Combine like terms: -12 + 12 = 0
0 + -25x = 43 + 12
-25x = 43 + 12

Combine like terms: 43 + 12 = 55
-25x = 55

Divide each side by '-25'.
x = -2.2

Simplifying
x = -2.2

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