3-x+5=7

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Solution for 3-x+5=7 equation:


Simplifying
3 + -1x + 5 = 7

Reorder the terms:
3 + 5 + -1x = 7

Combine like terms: 3 + 5 = 8
8 + -1x = 7

Solving
8 + -1x = 7

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -1x = 7 + -8

Combine like terms: 8 + -8 = 0
0 + -1x = 7 + -8
-1x = 7 + -8

Combine like terms: 7 + -8 = -1
-1x = -1

Divide each side by '-1'.
x = 1

Simplifying
x = 1

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