1+3X=X+8

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Solution for 1+3X=X+8 equation:


Simplifying
1 + 3X = X + 8

Reorder the terms:
1 + 3X = 8 + X

Solving
1 + 3X = 8 + 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.
1 + 3X + -1X = 8 + X + -1X

Combine like terms: 3X + -1X = 2X
1 + 2X = 8 + X + -1X

Combine like terms: X + -1X = 0
1 + 2X = 8 + 0
1 + 2X = 8

Add '-1' to each side of the equation.
1 + -1 + 2X = 8 + -1

Combine like terms: 1 + -1 = 0
0 + 2X = 8 + -1
2X = 8 + -1

Combine like terms: 8 + -1 = 7
2X = 7

Divide each side by '2'.
X = 3.5

Simplifying
X = 3.5

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