(4y-5)(7y-4)=

Simple and best practice solution for (4y-5)(7y-4)= 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 (4y-5)(7y-4)= equation: 


Simplifying
(4y + -5)(7y + -4) = 0

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

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

Multiply (-5 + 4y) * (-4 + 7y)
(-5(-4 + 7y) + 4y * (-4 + 7y)) = 0
((-4 * -5 + 7y * -5) + 4y * (-4 + 7y)) = 0
((20 + -35y) + 4y * (-4 + 7y)) = 0
(20 + -35y + (-4 * 4y + 7y * 4y)) = 0
(20 + -35y + (-16y + 28y2)) = 0

Combine like terms: -35y + -16y = -51y
(20 + -51y + 28y2) = 0

Solving
20 + -51y + 28y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(4 + -7y)(5 + -4y) = 0


Subproblem 1
Set the factor '(4 + -7y)' equal to zero and attempt to solve:

Simplifying
4 + -7y = 0

Solving
4 + -7y = 0

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

Add '-4' to each side of the equation.
4 + -4 + -7y = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -7y = 0 + -4
-7y = 0 + -4

Combine like terms: 0 + -4 = -4
-7y = -4

Divide each side by '-7'.
y = 0.5714285714

Simplifying
y = 0.5714285714

Subproblem 2
Set the factor '(5 + -4y)' equal to zero and attempt to solve:

Simplifying
5 + -4y = 0

Solving
5 + -4y = 0

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

Add '-5' to each side of the equation.
5 + -5 + -4y = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -4y = 0 + -5
-4y = 0 + -5

Combine like terms: 0 + -5 = -5
-4y = -5

Divide each side by '-4'.
y = 1.25

Simplifying
y = 1.25
Solution
y = {0.5714285714, 1.25}

See similar equations:

| -0.5(3y-4)+0.3=0.2(15-y) | | 5x-8y=77 | | 12(19a+13)= | | 7x+10y=-97 | | 6-6x^2-3x=0 | | -6x^2-3x+6=0 | | (w-3)(w+3)= | | 4(5c-1)-3=17c+5 | | 20x+3y=135 | | =4a-5b+6a+7b | | 30-12=3(x-6) | | 16x-9y=51 | | 12/m2*m/4 | | =15n+3n^4-4n+12n^4+n | | 4x-3(6)= | | 5(x+1)-2x=-7 | | 12x-2y=62 | | 9b=-9 | | 26w-4=360 | | 4(20-3)= | | x^2-35.6x+300.84=0 | | -12.7-(-14.9)= | | 4w+8=90 | | -42=3/2R | | 1.7=-6c+0.7+7c+0.4 | | -6a-5=37 | | 4/10=n/45 | | 5x=6+20x | | 4/n=65 | | 5=6+-20x | | 4.4*10^-3/2.5*10^2 | | 5a(a-2)-3a^2=20 |

Equations solver categories