4x+42=8x

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Solution for 4x+42=8x equation:


Simplifying
4x + 42 = 8x

Reorder the terms:
42 + 4x = 8x

Solving
42 + 4x = 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
42 + 4x + -8x = 8x + -8x

Combine like terms: 4x + -8x = -4x
42 + -4x = 8x + -8x

Combine like terms: 8x + -8x = 0
42 + -4x = 0

Add '-42' to each side of the equation.
42 + -42 + -4x = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -4x = 0 + -42
-4x = 0 + -42

Combine like terms: 0 + -42 = -42
-4x = -42

Divide each side by '-4'.
x = 10.5

Simplifying
x = 10.5

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