4*2-9y=28

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Solution for 4*2-9y=28 equation: 


Simplifying
4 * 2 + -9y = 28

Multiply 4 * 2
8 + -9y = 28

Solving
8 + -9y = 28

Solving for variable 'y'.

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

Add '-8' to each side of the equation.
8 + -8 + -9y = 28 + -8

Combine like terms: 8 + -8 = 0
0 + -9y = 28 + -8
-9y = 28 + -8

Combine like terms: 28 + -8 = 20
-9y = 20

Divide each side by '-9'.
y = -2.222222222

Simplifying
y = -2.222222222

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