30+6y-4y=28

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Solution for 30+6y-4y=28 equation: 


Simplifying
30 + 6y + -4y = 28

Combine like terms: 6y + -4y = 2y
30 + 2y = 28

Solving
30 + 2y = 28

Solving for variable 'y'.

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

Add '-30' to each side of the equation.
30 + -30 + 2y = 28 + -30

Combine like terms: 30 + -30 = 0
0 + 2y = 28 + -30
2y = 28 + -30

Combine like terms: 28 + -30 = -2
2y = -2

Divide each side by '2'.
y = -1

Simplifying
y = -1

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