4*2+7y=28

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Solution for 4*2+7y=28 equation: 


Simplifying
4 * 2 + 7y = 28

Multiply 4 * 2
8 + 7y = 28

Solving
8 + 7y = 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 + 7y = 28 + -8

Combine like terms: 8 + -8 = 0
0 + 7y = 28 + -8
7y = 28 + -8

Combine like terms: 28 + -8 = 20
7y = 20

Divide each side by '7'.
y = 2.857142857

Simplifying
y = 2.857142857

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