-31[1-(y+7)]+5=2(4-y)

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Solution for -31[1-(y+7)]+5=2(4-y) equation:


Simplifying
-31[1 + -1(y + 7)] + 5 = 2(4 + -1y)

Reorder the terms:
-31[1 + -1(7 + y)] + 5 = 2(4 + -1y)
-31[1 + (7 * -1 + y * -1)] + 5 = 2(4 + -1y)
-31[1 + (-7 + -1y)] + 5 = 2(4 + -1y)

Combine like terms: 1 + -7 = -6
-31[-6 + -1y] + 5 = 2(4 + -1y)
[-6 * -31 + -1y * -31] + 5 = 2(4 + -1y)
[186 + 31y] + 5 = 2(4 + -1y)

Reorder the terms:
186 + 5 + 31y = 2(4 + -1y)

Combine like terms: 186 + 5 = 191
191 + 31y = 2(4 + -1y)
191 + 31y = (4 * 2 + -1y * 2)
191 + 31y = (8 + -2y)

Solving
191 + 31y = 8 + -2y

Solving for variable 'y'.

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

Add '2y' to each side of the equation.
191 + 31y + 2y = 8 + -2y + 2y

Combine like terms: 31y + 2y = 33y
191 + 33y = 8 + -2y + 2y

Combine like terms: -2y + 2y = 0
191 + 33y = 8 + 0
191 + 33y = 8

Add '-191' to each side of the equation.
191 + -191 + 33y = 8 + -191

Combine like terms: 191 + -191 = 0
0 + 33y = 8 + -191
33y = 8 + -191

Combine like terms: 8 + -191 = -183
33y = -183

Divide each side by '33'.
y = -5.545454545

Simplifying
y = -5.545454545

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