45+(x-7)=90

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Solution for 45+(x-7)=90 equation:


Simplifying
45 + (x + -7) = 90

Reorder the terms:
45 + (-7 + x) = 90

Remove parenthesis around (-7 + x)
45 + -7 + x = 90

Combine like terms: 45 + -7 = 38
38 + x = 90

Solving
38 + x = 90

Solving for variable 'x'.

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

Add '-38' to each side of the equation.
38 + -38 + x = 90 + -38

Combine like terms: 38 + -38 = 0
0 + x = 90 + -38
x = 90 + -38

Combine like terms: 90 + -38 = 52
x = 52

Simplifying
x = 52

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