(1-y)(5y+7)=0

Simple and best practice solution for (1-y)(5y+7)=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for (1-y)(5y+7)=0 equation: 


Simplifying
(1 + -1y)(5y + 7) = 0

Reorder the terms:
(1 + -1y)(7 + 5y) = 0

Multiply (1 + -1y) * (7 + 5y)
(1(7 + 5y) + -1y * (7 + 5y)) = 0
((7 * 1 + 5y * 1) + -1y * (7 + 5y)) = 0
((7 + 5y) + -1y * (7 + 5y)) = 0
(7 + 5y + (7 * -1y + 5y * -1y)) = 0
(7 + 5y + (-7y + -5y2)) = 0

Combine like terms: 5y + -7y = -2y
(7 + -2y + -5y2) = 0

Solving
7 + -2y + -5y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(1 + -1y)(7 + 5y) = 0


Subproblem 1
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

Subproblem 2
Set the factor '(7 + 5y)' equal to zero and attempt to solve:

Simplifying
7 + 5y = 0

Solving
7 + 5y = 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 + 5y = 0 + -7

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

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

Divide each side by '5'.
y = -1.4

Simplifying
y = -1.4
Solution
y = {1, -1.4}

See similar equations:

| 4*5-7*2+6= | | 1/2×=3 | | 10x+2-2x=8(x+1)-7 | | 15x/2=45 | | 15000=(7p)/3 | | 81+243-17= | | (15-3*2)-12= | | 55/(-11)= | | 55/(-55)= | | (-3)-(1/2)=(11/2) | | 5v-(7/2)=(-7/6v)-(5/3) | | 67X+1400=90X+800 | | 67X+1400=90+800 | | 82+-99= | | 67X+1150=93X+650 | | 27a/36a^2 | | 60X+950=100X+650 | | 43x^2+x=118 | | 11x^4+43x^2+x=118 | | (2ab-2)/(ab-2) | | Lox+(81)=2 | | 16600=5p/2 | | 11x^4-43x^2+x=118 | | x^5-11x^4-43x^2+x=118 | | 5(-3-2)-(x-3)=-4(4x+3)+13 | | 19*9= | | 3x^2-27x+36=0 | | Logx+1(81)=2 | | 5p/2 | | 7p/3 | | 3y-24=-32+7y | | (5p)/2 |

Equations solver categories