8y+7(y-4)=47

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Solution for 8y+7(y-4)=47 equation:


Simplifying
8y + 7(y + -4) = 47

Reorder the terms:
8y + 7(-4 + y) = 47
8y + (-4 * 7 + y * 7) = 47
8y + (-28 + 7y) = 47

Reorder the terms:
-28 + 8y + 7y = 47

Combine like terms: 8y + 7y = 15y
-28 + 15y = 47

Solving
-28 + 15y = 47

Solving for variable 'y'.

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

Add '28' to each side of the equation.
-28 + 28 + 15y = 47 + 28

Combine like terms: -28 + 28 = 0
0 + 15y = 47 + 28
15y = 47 + 28

Combine like terms: 47 + 28 = 75
15y = 75

Divide each side by '15'.
y = 5

Simplifying
y = 5

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