7+y+13y=5(7+y)-y

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Solution for 7+y+13y=5(7+y)-y equation:


Simplifying
7 + y + 13y = 5(7 + y) + -1y

Combine like terms: y + 13y = 14y
7 + 14y = 5(7 + y) + -1y
7 + 14y = (7 * 5 + y * 5) + -1y
7 + 14y = (35 + 5y) + -1y

Combine like terms: 5y + -1y = 4y
7 + 14y = 35 + 4y

Solving
7 + 14y = 35 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
7 + 14y + -4y = 35 + 4y + -4y

Combine like terms: 14y + -4y = 10y
7 + 10y = 35 + 4y + -4y

Combine like terms: 4y + -4y = 0
7 + 10y = 35 + 0
7 + 10y = 35

Add '-7' to each side of the equation.
7 + -7 + 10y = 35 + -7

Combine like terms: 7 + -7 = 0
0 + 10y = 35 + -7
10y = 35 + -7

Combine like terms: 35 + -7 = 28
10y = 28

Divide each side by '10'.
y = 2.8

Simplifying
y = 2.8

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