3x+8(x-4)=5x+12(x-4)+7

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Solution for 3x+8(x-4)=5x+12(x-4)+7 equation:


Simplifying
3x + 8(x + -4) = 5x + 12(x + -4) + 7

Reorder the terms:
3x + 8(-4 + x) = 5x + 12(x + -4) + 7
3x + (-4 * 8 + x * 8) = 5x + 12(x + -4) + 7
3x + (-32 + 8x) = 5x + 12(x + -4) + 7

Reorder the terms:
-32 + 3x + 8x = 5x + 12(x + -4) + 7

Combine like terms: 3x + 8x = 11x
-32 + 11x = 5x + 12(x + -4) + 7

Reorder the terms:
-32 + 11x = 5x + 12(-4 + x) + 7
-32 + 11x = 5x + (-4 * 12 + x * 12) + 7
-32 + 11x = 5x + (-48 + 12x) + 7

Reorder the terms:
-32 + 11x = -48 + 7 + 5x + 12x

Combine like terms: -48 + 7 = -41
-32 + 11x = -41 + 5x + 12x

Combine like terms: 5x + 12x = 17x
-32 + 11x = -41 + 17x

Solving
-32 + 11x = -41 + 17x

Solving for variable 'x'.

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

Add '-17x' to each side of the equation.
-32 + 11x + -17x = -41 + 17x + -17x

Combine like terms: 11x + -17x = -6x
-32 + -6x = -41 + 17x + -17x

Combine like terms: 17x + -17x = 0
-32 + -6x = -41 + 0
-32 + -6x = -41

Add '32' to each side of the equation.
-32 + 32 + -6x = -41 + 32

Combine like terms: -32 + 32 = 0
0 + -6x = -41 + 32
-6x = -41 + 32

Combine like terms: -41 + 32 = -9
-6x = -9

Divide each side by '-6'.
x = 1.5

Simplifying
x = 1.5

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