230-x=40

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Solution for 230-x=40 equation: 


Simplifying
230 + -1x = 40

Solving
230 + -1x = 40

Solving for variable 'x'.

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

Add '-230' to each side of the equation.
230 + -230 + -1x = 40 + -230

Combine like terms: 230 + -230 = 0
0 + -1x = 40 + -230
-1x = 40 + -230

Combine like terms: 40 + -230 = -190
-1x = -190

Divide each side by '-1'.
x = 190

Simplifying
x = 190

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