42-x+56=345

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Solution for 42-x+56=345 equation:


Simplifying
42 + -1x + 56 = 345

Reorder the terms:
42 + 56 + -1x = 345

Combine like terms: 42 + 56 = 98
98 + -1x = 345

Solving
98 + -1x = 345

Solving for variable 'x'.

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

Add '-98' to each side of the equation.
98 + -98 + -1x = 345 + -98

Combine like terms: 98 + -98 = 0
0 + -1x = 345 + -98
-1x = 345 + -98

Combine like terms: 345 + -98 = 247
-1x = 247

Divide each side by '-1'.
x = -247

Simplifying
x = -247

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