4y^2-3y-7=0

Simple and best practice solution for 4y^2-3y-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 4y^2-3y-7=0 equation:


Simplifying
4y2 + -3y + -7 = 0

Reorder the terms:
-7 + -3y + 4y2 = 0

Solving
-7 + -3y + 4y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(-1 + -1y)(7 + -4y) = 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 + -4y)' equal to zero and attempt to solve: Simplifying 7 + -4y = 0 Solving 7 + -4y = 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 + -4y = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -4y = 0 + -7 -4y = 0 + -7 Combine like terms: 0 + -7 = -7 -4y = -7 Divide each side by '-4'. y = 1.75 Simplifying y = 1.75

Solution

y = {-1, 1.75}

See similar equations:

| 4x^2+2x-6=24 | | f(x)=e^1-x | | 4x^2+6x-20=8 | | 10/3-2.89 | | 3x+4-7x+6= | | x^2+9x+12=-2 | | -2x*2+4x+6=0 | | 2x+4=3(x+4)+1 | | -5x^2-2x+12=0 | | 2x^2-4x-5=1 | | x^2-16x+42=-22 | | 8(x-1)=4(4+4) | | 2x*2+5x-7=0 | | 2x^2+21x+23=-26 | | 4c-c=27 | | 4x*2+11=12 | | 15x-16=44 | | 4x+13=5x-12 | | 4v^2x^2/4v^2w^4-12v | | 2x^2-15c+3=-4 | | y=4fx | | 5x+2y-x=22 | | 15x-44x+x=155 | | 64+x=x^2+4x+16 | | x^2+2x-39=9 | | 5y/3*2y/9 | | 6+11x=16+x | | 2x^2+13x-6=1 | | x/6-1=9 | | x^2-15x-725=0 | | 0.6(x-6)(x+10)=0 | | y=(600-9x)/10 |

Equations solver categories