8y-(7+6y)=20

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Solution for 8y-(7+6y)=20 equation:


Simplifying
8y + -1(7 + 6y) = 20
8y + (7 * -1 + 6y * -1) = 20
8y + (-7 + -6y) = 20

Reorder the terms:
-7 + 8y + -6y = 20

Combine like terms: 8y + -6y = 2y
-7 + 2y = 20

Solving
-7 + 2y = 20

Solving for variable 'y'.

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

Add '7' to each side of the equation.
-7 + 7 + 2y = 20 + 7

Combine like terms: -7 + 7 = 0
0 + 2y = 20 + 7
2y = 20 + 7

Combine like terms: 20 + 7 = 27
2y = 27

Divide each side by '2'.
y = 13.5

Simplifying
y = 13.5

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