2(20+-.05y)+y=40

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Solution for 2(20+-.05y)+y=40 equation:


Simplifying
2(20 + -0.05y) + y = 40
(20 * 2 + -0.05y * 2) + y = 40
(40 + -0.1y) + y = 40

Combine like terms: -0.1y + y = 0.9y
40 + 0.9y = 40

Add '-40' to each side of the equation.
40 + -40 + 0.9y = 40 + -40

Combine like terms: 40 + -40 = 0
0 + 0.9y = 40 + -40
0.9y = 40 + -40

Combine like terms: 40 + -40 = 0
0.9y = 0

Solving
0.9y = 0

Solving for variable 'y'.

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

Divide each side by '0.9'.
y = 0

Simplifying
y = 0

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