-7*3+y=2

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Solution for -7*3+y=2 equation: 


Simplifying
-7 * 3 + y = 2

Multiply -7 * 3
-21 + y = 2

Solving
-21 + y = 2

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 + y = 2 + 21

Combine like terms: -21 + 21 = 0
0 + y = 2 + 21
y = 2 + 21

Combine like terms: 2 + 21 = 23
y = 23

Simplifying
y = 23

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