5-2=7-x

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Solution for 5-2=7-x equation:


Simplifying
5 + -2 = 7 + -1x

Combine like terms: 5 + -2 = 3
3 = 7 + -1x

Solving
3 = 7 + -1x

Solving for variable 'x'.

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

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

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

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

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

Combine like terms: 7 + -3 = 4
x = 4

Simplifying
x = 4

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