4X+30=X+39

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Solution for 4X+30=X+39 equation:


Simplifying
4X + 30 = X + 39

Reorder the terms:
30 + 4X = X + 39

Reorder the terms:
30 + 4X = 39 + X

Solving
30 + 4X = 39 + 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.
30 + 4X + -1X = 39 + X + -1X

Combine like terms: 4X + -1X = 3X
30 + 3X = 39 + X + -1X

Combine like terms: X + -1X = 0
30 + 3X = 39 + 0
30 + 3X = 39

Add '-30' to each side of the equation.
30 + -30 + 3X = 39 + -30

Combine like terms: 30 + -30 = 0
0 + 3X = 39 + -30
3X = 39 + -30

Combine like terms: 39 + -30 = 9
3X = 9

Divide each side by '3'.
X = 3

Simplifying
X = 3

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