2y+18=7+3(87-y)

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Solution for 2y+18=7+3(87-y) equation:


Simplifying
2y + 18 = 7 + 3(87 + -1y)

Reorder the terms:
18 + 2y = 7 + 3(87 + -1y)
18 + 2y = 7 + (87 * 3 + -1y * 3)
18 + 2y = 7 + (261 + -3y)

Combine like terms: 7 + 261 = 268
18 + 2y = 268 + -3y

Solving
18 + 2y = 268 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
18 + 2y + 3y = 268 + -3y + 3y

Combine like terms: 2y + 3y = 5y
18 + 5y = 268 + -3y + 3y

Combine like terms: -3y + 3y = 0
18 + 5y = 268 + 0
18 + 5y = 268

Add '-18' to each side of the equation.
18 + -18 + 5y = 268 + -18

Combine like terms: 18 + -18 = 0
0 + 5y = 268 + -18
5y = 268 + -18

Combine like terms: 268 + -18 = 250
5y = 250

Divide each side by '5'.
y = 50

Simplifying
y = 50

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