3(7+y)+2y=8

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Solution for 3(7+y)+2y=8 equation:


Simplifying
3(7 + y) + 2y = 8
(7 * 3 + y * 3) + 2y = 8
(21 + 3y) + 2y = 8

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

Solving
21 + 5y = 8

Solving for variable 'y'.

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

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

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

Combine like terms: 8 + -21 = -13
5y = -13

Divide each side by '5'.
y = -2.6

Simplifying
y = -2.6

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