4(2y+1)-3(1+4y)=20

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Solution for 4(2y+1)-3(1+4y)=20 equation: 


Simplifying
4(2y + 1) + -3(1 + 4y) = 20

Reorder the terms:
4(1 + 2y) + -3(1 + 4y) = 20
(1 * 4 + 2y * 4) + -3(1 + 4y) = 20
(4 + 8y) + -3(1 + 4y) = 20
4 + 8y + (1 * -3 + 4y * -3) = 20
4 + 8y + (-3 + -12y) = 20

Reorder the terms:
4 + -3 + 8y + -12y = 20

Combine like terms: 4 + -3 = 1
1 + 8y + -12y = 20

Combine like terms: 8y + -12y = -4y
1 + -4y = 20

Solving
1 + -4y = 20

Solving for variable 'y'.

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

Add '-1' to each side of the equation.
1 + -1 + -4y = 20 + -1

Combine like terms: 1 + -1 = 0
0 + -4y = 20 + -1
-4y = 20 + -1

Combine like terms: 20 + -1 = 19
-4y = 19

Divide each side by '-4'.
y = -4.75

Simplifying
y = -4.75

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