(30-y)*2+y*3=70

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Solution for (30-y)*2+y*3=70 equation:


Simplifying
(30 + -1y) * 2 + y * 3 = 70

Reorder the terms for easier multiplication:
2(30 + -1y) + y * 3 = 70
(30 * 2 + -1y * 2) + y * 3 = 70
(60 + -2y) + y * 3 = 70

Reorder the terms for easier multiplication:
60 + -2y + 3y = 70

Combine like terms: -2y + 3y = 1y
60 + 1y = 70

Solving
60 + 1y = 70

Solving for variable 'y'.

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

Add '-60' to each side of the equation.
60 + -60 + 1y = 70 + -60

Combine like terms: 60 + -60 = 0
0 + 1y = 70 + -60
1y = 70 + -60

Combine like terms: 70 + -60 = 10
1y = 10

Divide each side by '1'.
y = 10

Simplifying
y = 10

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