3y-7=28-4y

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Solution for 3y-7=28-4y equation:


Simplifying
3y + -7 = 28 + -4y

Reorder the terms:
-7 + 3y = 28 + -4y

Solving
-7 + 3y = 28 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
-7 + 3y + 4y = 28 + -4y + 4y

Combine like terms: 3y + 4y = 7y
-7 + 7y = 28 + -4y + 4y

Combine like terms: -4y + 4y = 0
-7 + 7y = 28 + 0
-7 + 7y = 28

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

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

Combine like terms: 28 + 7 = 35
7y = 35

Divide each side by '7'.
y = 5

Simplifying
y = 5

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