7-3y=28

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Solution for 7-3y=28 equation: 


Simplifying
7 + -3y = 28

Solving
7 + -3y = 28

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + -3y = 28 + -7

Combine like terms: 7 + -7 = 0
0 + -3y = 28 + -7
-3y = 28 + -7

Combine like terms: 28 + -7 = 21
-3y = 21

Divide each side by '-3'.
y = -7

Simplifying
y = -7

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