7*-3-y=-8

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Solution for 7*-3-y=-8 equation: 


Simplifying
7 * -3 + -1y = -8

Multiply 7 * -3
-21 + -1y = -8

Solving
-21 + -1y = -8

Solving for variable 'y'.

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

Add '21' to each side of the equation.
-21 + 21 + -1y = -8 + 21

Combine like terms: -21 + 21 = 0
0 + -1y = -8 + 21
-1y = -8 + 21

Combine like terms: -8 + 21 = 13
-1y = 13

Divide each side by '-1'.
y = -13

Simplifying
y = -13

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