(12x-5)+(-15)=5(4x+7)

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Solution for (12x-5)+(-15)=5(4x+7) equation:


Simplifying
(12x + -5) + (-15) = 5(4x + 7)

Reorder the terms:
(-5 + 12x) + (-15) = 5(4x + 7)

Remove parenthesis around (-5 + 12x)
-5 + 12x + (-15) = 5(4x + 7)
-5 + 12x + -15 = 5(4x + 7)

Reorder the terms:
-5 + -15 + 12x = 5(4x + 7)

Combine like terms: -5 + -15 = -20
-20 + 12x = 5(4x + 7)

Reorder the terms:
-20 + 12x = 5(7 + 4x)
-20 + 12x = (7 * 5 + 4x * 5)
-20 + 12x = (35 + 20x)

Solving
-20 + 12x = 35 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
-20 + 12x + -20x = 35 + 20x + -20x

Combine like terms: 12x + -20x = -8x
-20 + -8x = 35 + 20x + -20x

Combine like terms: 20x + -20x = 0
-20 + -8x = 35 + 0
-20 + -8x = 35

Add '20' to each side of the equation.
-20 + 20 + -8x = 35 + 20

Combine like terms: -20 + 20 = 0
0 + -8x = 35 + 20
-8x = 35 + 20

Combine like terms: 35 + 20 = 55
-8x = 55

Divide each side by '-8'.
x = -6.875

Simplifying
x = -6.875

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