21+2y-4=4+10y-24

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Solution for 21+2y-4=4+10y-24 equation:


Simplifying
21 + 2y + -4 = 4 + 10y + -24

Reorder the terms:
21 + -4 + 2y = 4 + 10y + -24

Combine like terms: 21 + -4 = 17
17 + 2y = 4 + 10y + -24

Reorder the terms:
17 + 2y = 4 + -24 + 10y

Combine like terms: 4 + -24 = -20
17 + 2y = -20 + 10y

Solving
17 + 2y = -20 + 10y

Solving for variable 'y'.

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

Add '-10y' to each side of the equation.
17 + 2y + -10y = -20 + 10y + -10y

Combine like terms: 2y + -10y = -8y
17 + -8y = -20 + 10y + -10y

Combine like terms: 10y + -10y = 0
17 + -8y = -20 + 0
17 + -8y = -20

Add '-17' to each side of the equation.
17 + -17 + -8y = -20 + -17

Combine like terms: 17 + -17 = 0
0 + -8y = -20 + -17
-8y = -20 + -17

Combine like terms: -20 + -17 = -37
-8y = -37

Divide each side by '-8'.
y = 4.625

Simplifying
y = 4.625

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