2(y+3y)=84

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Solution for 2(y+3y)=84 equation: 


Simplifying
2(y + 3y) = 84

Combine like terms: y + 3y = 4y
2(4y) = 84

Remove parenthesis around (4y)
2 * 4y = 84

Multiply 2 * 4
8y = 84

Solving
8y = 84

Solving for variable 'y'.

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

Divide each side by '8'.
y = 10.5

Simplifying
y = 10.5

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