8y+3y-21=5y+10-2

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Solution for 8y+3y-21=5y+10-2 equation:


Simplifying
8y + 3y + -21 = 5y + 10 + -2

Reorder the terms:
-21 + 8y + 3y = 5y + 10 + -2

Combine like terms: 8y + 3y = 11y
-21 + 11y = 5y + 10 + -2

Reorder the terms:
-21 + 11y = 10 + -2 + 5y

Combine like terms: 10 + -2 = 8
-21 + 11y = 8 + 5y

Solving
-21 + 11y = 8 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
-21 + 11y + -5y = 8 + 5y + -5y

Combine like terms: 11y + -5y = 6y
-21 + 6y = 8 + 5y + -5y

Combine like terms: 5y + -5y = 0
-21 + 6y = 8 + 0
-21 + 6y = 8

Add '21' to each side of the equation.
-21 + 21 + 6y = 8 + 21

Combine like terms: -21 + 21 = 0
0 + 6y = 8 + 21
6y = 8 + 21

Combine like terms: 8 + 21 = 29
6y = 29

Divide each side by '6'.
y = 4.833333333

Simplifying
y = 4.833333333

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