3x+8=4(x-3)

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


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

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

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

Solving
8 + 3x = -12 + 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.
8 + 3x + -4x = -12 + 4x + -4x

Combine like terms: 3x + -4x = -1x
8 + -1x = -12 + 4x + -4x

Combine like terms: 4x + -4x = 0
8 + -1x = -12 + 0
8 + -1x = -12

Add '-8' to each side of the equation.
8 + -8 + -1x = -12 + -8

Combine like terms: 8 + -8 = 0
0 + -1x = -12 + -8
-1x = -12 + -8

Combine like terms: -12 + -8 = -20
-1x = -20

Divide each side by '-1'.
x = 20

Simplifying
x = 20

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