3(5+y)+y=10

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Solution for 3(5+y)+y=10 equation: 


Simplifying
3(5 + y) + y = 10
(5 * 3 + y * 3) + y = 10
(15 + 3y) + y = 10

Combine like terms: 3y + y = 4y
15 + 4y = 10

Solving
15 + 4y = 10

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + 4y = 10 + -15

Combine like terms: 15 + -15 = 0
0 + 4y = 10 + -15
4y = 10 + -15

Combine like terms: 10 + -15 = -5
4y = -5

Divide each side by '4'.
y = -1.25

Simplifying
y = -1.25

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