-54+3x=30+7x

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Solution for -54+3x=30+7x equation:


Simplifying
-54 + 3x = 30 + 7x

Solving
-54 + 3x = 30 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-54 + 3x + -7x = 30 + 7x + -7x

Combine like terms: 3x + -7x = -4x
-54 + -4x = 30 + 7x + -7x

Combine like terms: 7x + -7x = 0
-54 + -4x = 30 + 0
-54 + -4x = 30

Add '54' to each side of the equation.
-54 + 54 + -4x = 30 + 54

Combine like terms: -54 + 54 = 0
0 + -4x = 30 + 54
-4x = 30 + 54

Combine like terms: 30 + 54 = 84
-4x = 84

Divide each side by '-4'.
x = -21

Simplifying
x = -21

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