3(5x+4)=x+4(x-2)

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


Simplifying
3(5x + 4) = x + 4(x + -2)

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

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

Reorder the terms:
12 + 15x = -8 + x + 4x

Combine like terms: x + 4x = 5x
12 + 15x = -8 + 5x

Solving
12 + 15x = -8 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
12 + 15x + -5x = -8 + 5x + -5x

Combine like terms: 15x + -5x = 10x
12 + 10x = -8 + 5x + -5x

Combine like terms: 5x + -5x = 0
12 + 10x = -8 + 0
12 + 10x = -8

Add '-12' to each side of the equation.
12 + -12 + 10x = -8 + -12

Combine like terms: 12 + -12 = 0
0 + 10x = -8 + -12
10x = -8 + -12

Combine like terms: -8 + -12 = -20
10x = -20

Divide each side by '10'.
x = -2

Simplifying
x = -2

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