[4-5y]-2*[3.5y-8]=

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Solution for [4-5y]-2*[3.5y-8]= equation:


Simplifying
[4 + -5y] + -2[3.5y + -8] = 0

Remove brackets around [4 + -5y]
4 + -5y + -2[3.5y + -8] = 0

Reorder the terms:
4 + -5y + -2[-8 + 3.5y] = 0
4 + -5y + [-8 * -2 + 3.5y * -2] = 0
4 + -5y + [16 + -7y] = 0

Reorder the terms:
4 + 16 + -5y + -7y = 0

Combine like terms: 4 + 16 = 20
20 + -5y + -7y = 0

Combine like terms: -5y + -7y = -12y
20 + -12y = 0

Solving
20 + -12y = 0

Solving for variable 'y'.

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

Add '-20' to each side of the equation.
20 + -20 + -12y = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -12y = 0 + -20
-12y = 0 + -20

Combine like terms: 0 + -20 = -20
-12y = -20

Divide each side by '-12'.
y = 1.666666667

Simplifying
y = 1.666666667

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