78+(5y+2)=180

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Solution for 78+(5y+2)=180 equation:


Simplifying
78 + (5y + 2) = 180

Reorder the terms:
78 + (2 + 5y) = 180

Remove parenthesis around (2 + 5y)
78 + 2 + 5y = 180

Combine like terms: 78 + 2 = 80
80 + 5y = 180

Solving
80 + 5y = 180

Solving for variable 'y'.

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

Add '-80' to each side of the equation.
80 + -80 + 5y = 180 + -80

Combine like terms: 80 + -80 = 0
0 + 5y = 180 + -80
5y = 180 + -80

Combine like terms: 180 + -80 = 100
5y = 100

Divide each side by '5'.
y = 20

Simplifying
y = 20

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