(100-10y)+45*y=180

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Solution for (100-10y)+45*y=180 equation:


Simplifying
(100 + -10y) + 45y = 180

Remove parenthesis around (100 + -10y)
100 + -10y + 45y = 180

Combine like terms: -10y + 45y = 35y
100 + 35y = 180

Solving
100 + 35y = 180

Solving for variable 'y'.

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

Add '-100' to each side of the equation.
100 + -100 + 35y = 180 + -100

Combine like terms: 100 + -100 = 0
0 + 35y = 180 + -100
35y = 180 + -100

Combine like terms: 180 + -100 = 80
35y = 80

Divide each side by '35'.
y = 2.285714286

Simplifying
y = 2.285714286

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