X-7+3x=13

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Solution for X-7+3x=13 equation:


Simplifying
X + -7 + 3x = 13

Reorder the terms:
-7 + X + 3x = 13

Solving
-7 + X + 3x = 13

Solving for variable 'X'.

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

Add '7' to each side of the equation.
-7 + X + 7 + 3x = 13 + 7

Reorder the terms:
-7 + 7 + X + 3x = 13 + 7

Combine like terms: -7 + 7 = 0
0 + X + 3x = 13 + 7
X + 3x = 13 + 7

Combine like terms: 13 + 7 = 20
X + 3x = 20

Add '-3x' to each side of the equation.
X + 3x + -3x = 20 + -3x

Combine like terms: 3x + -3x = 0
X + 0 = 20 + -3x
X = 20 + -3x

Simplifying
X = 20 + -3x

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