7x+12(x-9)+4(3x+6)=5(3x-2)+8(x-3)

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Solution for 7x+12(x-9)+4(3x+6)=5(3x-2)+8(x-3) equation:


Simplifying
7x + 12(x + -9) + 4(3x + 6) = 5(3x + -2) + 8(x + -3)

Reorder the terms:
7x + 12(-9 + x) + 4(3x + 6) = 5(3x + -2) + 8(x + -3)
7x + (-9 * 12 + x * 12) + 4(3x + 6) = 5(3x + -2) + 8(x + -3)
7x + (-108 + 12x) + 4(3x + 6) = 5(3x + -2) + 8(x + -3)

Reorder the terms:
7x + -108 + 12x + 4(6 + 3x) = 5(3x + -2) + 8(x + -3)
7x + -108 + 12x + (6 * 4 + 3x * 4) = 5(3x + -2) + 8(x + -3)
7x + -108 + 12x + (24 + 12x) = 5(3x + -2) + 8(x + -3)

Reorder the terms:
-108 + 24 + 7x + 12x + 12x = 5(3x + -2) + 8(x + -3)

Combine like terms: -108 + 24 = -84
-84 + 7x + 12x + 12x = 5(3x + -2) + 8(x + -3)

Combine like terms: 7x + 12x = 19x
-84 + 19x + 12x = 5(3x + -2) + 8(x + -3)

Combine like terms: 19x + 12x = 31x
-84 + 31x = 5(3x + -2) + 8(x + -3)

Reorder the terms:
-84 + 31x = 5(-2 + 3x) + 8(x + -3)
-84 + 31x = (-2 * 5 + 3x * 5) + 8(x + -3)
-84 + 31x = (-10 + 15x) + 8(x + -3)

Reorder the terms:
-84 + 31x = -10 + 15x + 8(-3 + x)
-84 + 31x = -10 + 15x + (-3 * 8 + x * 8)
-84 + 31x = -10 + 15x + (-24 + 8x)

Reorder the terms:
-84 + 31x = -10 + -24 + 15x + 8x

Combine like terms: -10 + -24 = -34
-84 + 31x = -34 + 15x + 8x

Combine like terms: 15x + 8x = 23x
-84 + 31x = -34 + 23x

Solving
-84 + 31x = -34 + 23x

Solving for variable 'x'.

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

Add '-23x' to each side of the equation.
-84 + 31x + -23x = -34 + 23x + -23x

Combine like terms: 31x + -23x = 8x
-84 + 8x = -34 + 23x + -23x

Combine like terms: 23x + -23x = 0
-84 + 8x = -34 + 0
-84 + 8x = -34

Add '84' to each side of the equation.
-84 + 84 + 8x = -34 + 84

Combine like terms: -84 + 84 = 0
0 + 8x = -34 + 84
8x = -34 + 84

Combine like terms: -34 + 84 = 50
8x = 50

Divide each side by '8'.
x = 6.25

Simplifying
x = 6.25

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