3(x+7)+2(x-4)=4(x+8)

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Solution for 3(x+7)+2(x-4)=4(x+8) equation:


Simplifying
3(x + 7) + 2(x + -4) = 4(x + 8)

Reorder the terms:
3(7 + x) + 2(x + -4) = 4(x + 8)
(7 * 3 + x * 3) + 2(x + -4) = 4(x + 8)
(21 + 3x) + 2(x + -4) = 4(x + 8)

Reorder the terms:
21 + 3x + 2(-4 + x) = 4(x + 8)
21 + 3x + (-4 * 2 + x * 2) = 4(x + 8)
21 + 3x + (-8 + 2x) = 4(x + 8)

Reorder the terms:
21 + -8 + 3x + 2x = 4(x + 8)

Combine like terms: 21 + -8 = 13
13 + 3x + 2x = 4(x + 8)

Combine like terms: 3x + 2x = 5x
13 + 5x = 4(x + 8)

Reorder the terms:
13 + 5x = 4(8 + x)
13 + 5x = (8 * 4 + x * 4)
13 + 5x = (32 + 4x)

Solving
13 + 5x = 32 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
13 + 5x + -4x = 32 + 4x + -4x

Combine like terms: 5x + -4x = 1x
13 + 1x = 32 + 4x + -4x

Combine like terms: 4x + -4x = 0
13 + 1x = 32 + 0
13 + 1x = 32

Add '-13' to each side of the equation.
13 + -13 + 1x = 32 + -13

Combine like terms: 13 + -13 = 0
0 + 1x = 32 + -13
1x = 32 + -13

Combine like terms: 32 + -13 = 19
1x = 19

Divide each side by '1'.
x = 19

Simplifying
x = 19

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