3X+7=X+3

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Solution for 3X+7=X+3 equation:


Simplifying
3X + 7 = X + 3

Reorder the terms:
7 + 3X = X + 3

Reorder the terms:
7 + 3X = 3 + X

Solving
7 + 3X = 3 + 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.
7 + 3X + -1X = 3 + X + -1X

Combine like terms: 3X + -1X = 2X
7 + 2X = 3 + X + -1X

Combine like terms: X + -1X = 0
7 + 2X = 3 + 0
7 + 2X = 3

Add '-7' to each side of the equation.
7 + -7 + 2X = 3 + -7

Combine like terms: 7 + -7 = 0
0 + 2X = 3 + -7
2X = 3 + -7

Combine like terms: 3 + -7 = -4
2X = -4

Divide each side by '2'.
X = -2

Simplifying
X = -2

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