70-15+x=85

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Solution for 70-15+x=85 equation: 


Simplifying
70 + -15 + x = 85

Combine like terms: 70 + -15 = 55
55 + x = 85

Solving
55 + x = 85

Solving for variable 'x'.

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

Add '-55' to each side of the equation.
55 + -55 + x = 85 + -55

Combine like terms: 55 + -55 = 0
0 + x = 85 + -55
x = 85 + -55

Combine like terms: 85 + -55 = 30
x = 30

Simplifying
x = 30

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