30-x+15=17

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Solution for 30-x+15=17 equation:


Simplifying
30 + -1x + 15 = 17

Reorder the terms:
30 + 15 + -1x = 17

Combine like terms: 30 + 15 = 45
45 + -1x = 17

Solving
45 + -1x = 17

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + -1x = 17 + -45

Combine like terms: 45 + -45 = 0
0 + -1x = 17 + -45
-1x = 17 + -45

Combine like terms: 17 + -45 = -28
-1x = -28

Divide each side by '-1'.
x = 28

Simplifying
x = 28

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