660=10(46-y)+20y

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Solution for 660=10(46-y)+20y equation:


Simplifying
660 = 10(46 + -1y) + 20y
660 = (46 * 10 + -1y * 10) + 20y
660 = (460 + -10y) + 20y

Combine like terms: -10y + 20y = 10y
660 = 460 + 10y

Solving
660 = 460 + 10y

Solving for variable 'y'.

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

Add '-10y' to each side of the equation.
660 + -10y = 460 + 10y + -10y

Combine like terms: 10y + -10y = 0
660 + -10y = 460 + 0
660 + -10y = 460

Add '-660' to each side of the equation.
660 + -660 + -10y = 460 + -660

Combine like terms: 660 + -660 = 0
0 + -10y = 460 + -660
-10y = 460 + -660

Combine like terms: 460 + -660 = -200
-10y = -200

Divide each side by '-10'.
y = 20

Simplifying
y = 20

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