12y-21y+28=16y

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Solution for 12y-21y+28=16y equation:


Simplifying
12y + -21y + 28 = 16y

Reorder the terms:
28 + 12y + -21y = 16y

Combine like terms: 12y + -21y = -9y
28 + -9y = 16y

Solving
28 + -9y = 16y

Solving for variable 'y'.

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

Add '-16y' to each side of the equation.
28 + -9y + -16y = 16y + -16y

Combine like terms: -9y + -16y = -25y
28 + -25y = 16y + -16y

Combine like terms: 16y + -16y = 0
28 + -25y = 0

Add '-28' to each side of the equation.
28 + -28 + -25y = 0 + -28

Combine like terms: 28 + -28 = 0
0 + -25y = 0 + -28
-25y = 0 + -28

Combine like terms: 0 + -28 = -28
-25y = -28

Divide each side by '-25'.
y = 1.12

Simplifying
y = 1.12

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