-y+243=290

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Solution for -y+243=290 equation: 


Simplifying
-1y + 243 = 290

Reorder the terms:
243 + -1y = 290

Solving
243 + -1y = 290

Solving for variable 'y'.

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

Add '-243' to each side of the equation.
243 + -243 + -1y = 290 + -243

Combine like terms: 243 + -243 = 0
0 + -1y = 290 + -243
-1y = 290 + -243

Combine like terms: 290 + -243 = 47
-1y = 47

Divide each side by '-1'.
y = -47

Simplifying
y = -47

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