x+3=3*x-7

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Solution for x+3=3*x-7 equation:


Simplifying
x + 3 = 3x + -7

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

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

Solving
3 + x = -7 + 3x

Solving for variable 'x'.

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

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

Combine like terms: x + -3x = -2x
3 + -2x = -7 + 3x + -3x

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

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

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

Combine like terms: -7 + -3 = -10
-2x = -10

Divide each side by '-2'.
x = 5

Simplifying
x = 5

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