-5(21-2y)+5y=10

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Solution for -5(21-2y)+5y=10 equation:


Simplifying
-5(21 + -2y) + 5y = 10
(21 * -5 + -2y * -5) + 5y = 10
(-105 + 10y) + 5y = 10

Combine like terms: 10y + 5y = 15y
-105 + 15y = 10

Solving
-105 + 15y = 10

Solving for variable 'y'.

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

Add '105' to each side of the equation.
-105 + 105 + 15y = 10 + 105

Combine like terms: -105 + 105 = 0
0 + 15y = 10 + 105
15y = 10 + 105

Combine like terms: 10 + 105 = 115
15y = 115

Divide each side by '15'.
y = 7.666666667

Simplifying
y = 7.666666667

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