(15y-40)-3y=28

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Solution for (15y-40)-3y=28 equation:


Simplifying
(15y + -40) + -3y = 28

Reorder the terms:
(-40 + 15y) + -3y = 28

Remove parenthesis around (-40 + 15y)
-40 + 15y + -3y = 28

Combine like terms: 15y + -3y = 12y
-40 + 12y = 28

Solving
-40 + 12y = 28

Solving for variable 'y'.

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

Add '40' to each side of the equation.
-40 + 40 + 12y = 28 + 40

Combine like terms: -40 + 40 = 0
0 + 12y = 28 + 40
12y = 28 + 40

Combine like terms: 28 + 40 = 68
12y = 68

Divide each side by '12'.
y = 5.666666667

Simplifying
y = 5.666666667

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