8x+4=x+20

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Solution for 8x+4=x+20 equation:


Simplifying
8x + 4 = x + 20

Reorder the terms:
4 + 8x = x + 20

Reorder the terms:
4 + 8x = 20 + x

Solving
4 + 8x = 20 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
4 + 8x + -1x = 20 + x + -1x

Combine like terms: 8x + -1x = 7x
4 + 7x = 20 + x + -1x

Combine like terms: x + -1x = 0
4 + 7x = 20 + 0
4 + 7x = 20

Add '-4' to each side of the equation.
4 + -4 + 7x = 20 + -4

Combine like terms: 4 + -4 = 0
0 + 7x = 20 + -4
7x = 20 + -4

Combine like terms: 20 + -4 = 16
7x = 16

Divide each side by '7'.
x = 2.285714286

Simplifying
x = 2.285714286

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