7y+21=16y-24

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Solution for 7y+21=16y-24 equation:


Simplifying
7y + 21 = 16y + -24

Reorder the terms:
21 + 7y = 16y + -24

Reorder the terms:
21 + 7y = -24 + 16y

Solving
21 + 7y = -24 + 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.
21 + 7y + -16y = -24 + 16y + -16y

Combine like terms: 7y + -16y = -9y
21 + -9y = -24 + 16y + -16y

Combine like terms: 16y + -16y = 0
21 + -9y = -24 + 0
21 + -9y = -24

Add '-21' to each side of the equation.
21 + -21 + -9y = -24 + -21

Combine like terms: 21 + -21 = 0
0 + -9y = -24 + -21
-9y = -24 + -21

Combine like terms: -24 + -21 = -45
-9y = -45

Divide each side by '-9'.
y = 5

Simplifying
y = 5

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