2y+30=7(y+5)

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Solution for 2y+30=7(y+5) equation:


Simplifying
2y + 30 = 7(y + 5)

Reorder the terms:
30 + 2y = 7(y + 5)

Reorder the terms:
30 + 2y = 7(5 + y)
30 + 2y = (5 * 7 + y * 7)
30 + 2y = (35 + 7y)

Solving
30 + 2y = 35 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
30 + 2y + -7y = 35 + 7y + -7y

Combine like terms: 2y + -7y = -5y
30 + -5y = 35 + 7y + -7y

Combine like terms: 7y + -7y = 0
30 + -5y = 35 + 0
30 + -5y = 35

Add '-30' to each side of the equation.
30 + -30 + -5y = 35 + -30

Combine like terms: 30 + -30 = 0
0 + -5y = 35 + -30
-5y = 35 + -30

Combine like terms: 35 + -30 = 5
-5y = 5

Divide each side by '-5'.
y = -1

Simplifying
y = -1

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