4(2y+1)-(3-y)=7

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Solution for 4(2y+1)-(3-y)=7 equation:


Simplifying
4(2y + 1) + -1(3 + -1y) = 7

Reorder the terms:
4(1 + 2y) + -1(3 + -1y) = 7
(1 * 4 + 2y * 4) + -1(3 + -1y) = 7
(4 + 8y) + -1(3 + -1y) = 7
4 + 8y + (3 * -1 + -1y * -1) = 7
4 + 8y + (-3 + 1y) = 7

Reorder the terms:
4 + -3 + 8y + 1y = 7

Combine like terms: 4 + -3 = 1
1 + 8y + 1y = 7

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

Solving
1 + 9y = 7

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 + 9y = 7 + -1

Combine like terms: 1 + -1 = 0
0 + 9y = 7 + -1
9y = 7 + -1

Combine like terms: 7 + -1 = 6
9y = 6

Divide each side by '9'.
y = 0.6666666667

Simplifying
y = 0.6666666667

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