(3y-7)(1-y)=0

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Solution for (3y-7)(1-y)=0 equation: 


Simplifying
(3y + -7)(1 + -1y) = 0

Reorder the terms:
(-7 + 3y)(1 + -1y) = 0

Multiply (-7 + 3y) * (1 + -1y)
(-7(1 + -1y) + 3y * (1 + -1y)) = 0
((1 * -7 + -1y * -7) + 3y * (1 + -1y)) = 0
((-7 + 7y) + 3y * (1 + -1y)) = 0
(-7 + 7y + (1 * 3y + -1y * 3y)) = 0
(-7 + 7y + (3y + -3y2)) = 0

Combine like terms: 7y + 3y = 10y
(-7 + 10y + -3y2) = 0

Solving
-7 + 10y + -3y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(-7 + 3y)(1 + -1y) = 0


Subproblem 1
Set the factor '(-7 + 3y)' equal to zero and attempt to solve:

Simplifying
-7 + 3y = 0

Solving
-7 + 3y = 0

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

Add '7' to each side of the equation.
-7 + 7 + 3y = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 3y = 0 + 7
3y = 0 + 7

Combine like terms: 0 + 7 = 7
3y = 7

Divide each side by '3'.
y = 2.333333333

Simplifying
y = 2.333333333

Subproblem 2
Set the factor '(1 + -1y)' equal to zero and attempt to solve:

Simplifying
1 + -1y = 0

Solving
1 + -1y = 0

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

Add '-1' to each side of the equation.
1 + -1 + -1y = 0 + -1

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

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

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

Simplifying
y = 1
Solution
y = {2.333333333, 1}

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