2y+5(y+7)=84

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Solution for 2y+5(y+7)=84 equation:


Simplifying
2y + 5(y + 7) = 84

Reorder the terms:
2y + 5(7 + y) = 84
2y + (7 * 5 + y * 5) = 84
2y + (35 + 5y) = 84

Reorder the terms:
35 + 2y + 5y = 84

Combine like terms: 2y + 5y = 7y
35 + 7y = 84

Solving
35 + 7y = 84

Solving for variable 'y'.

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

Add '-35' to each side of the equation.
35 + -35 + 7y = 84 + -35

Combine like terms: 35 + -35 = 0
0 + 7y = 84 + -35
7y = 84 + -35

Combine like terms: 84 + -35 = 49
7y = 49

Divide each side by '7'.
y = 7

Simplifying
y = 7

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