2(4-y)-7y=-1

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Solution for 2(4-y)-7y=-1 equation: 


Simplifying
2(4 + -1y) + -7y = -1
(4 * 2 + -1y * 2) + -7y = -1
(8 + -2y) + -7y = -1

Combine like terms: -2y + -7y = -9y
8 + -9y = -1

Solving
8 + -9y = -1

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 + -9y = -1 + -8

Combine like terms: 8 + -8 = 0
0 + -9y = -1 + -8
-9y = -1 + -8

Combine like terms: -1 + -8 = -9
-9y = -9

Divide each side by '-9'.
y = 1

Simplifying
y = 1

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