5y-2(y+4)=7

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Solution for 5y-2(y+4)=7 equation:


Simplifying
5y + -2(y + 4) = 7

Reorder the terms:
5y + -2(4 + y) = 7
5y + (4 * -2 + y * -2) = 7
5y + (-8 + -2y) = 7

Reorder the terms:
-8 + 5y + -2y = 7

Combine like terms: 5y + -2y = 3y
-8 + 3y = 7

Solving
-8 + 3y = 7

Solving for variable 'y'.

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

Add '8' to each side of the equation.
-8 + 8 + 3y = 7 + 8

Combine like terms: -8 + 8 = 0
0 + 3y = 7 + 8
3y = 7 + 8

Combine like terms: 7 + 8 = 15
3y = 15

Divide each side by '3'.
y = 5

Simplifying
y = 5

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