6y^2-40y-126=0

Simple and best practice solution for 6y^2-40y-126=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 6y^2-40y-126=0 equation:


Simplifying
6y2 + -40y + -126 = 0

Reorder the terms:
-126 + -40y + 6y2 = 0

Solving
-126 + -40y + 6y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-63 + -20y + 3y2) = 0

Factor a trinomial.
2((-7 + -3y)(9 + -1y)) = 0

Ignore the factor 2.

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 '(9 + -1y)' equal to zero and attempt to solve: Simplifying 9 + -1y = 0 Solving 9 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1y = 0 + -9 -1y = 0 + -9 Combine like terms: 0 + -9 = -9 -1y = -9 Divide each side by '-1'. y = 9 Simplifying y = 9

Solution

y = {-2.333333333, 9}

See similar equations:

| 0=t^2-15t+56 | | (5a-1)(a+1)=0 | | 11x+11y=1001 | | 4x-2y-5z=21 | | -4x-8y=6 | | x+(52370+x)=300820 | | y^2-1y+18=0 | | 25=0.5(6+4)*h | | 16940-2904t+121t^2=0 | | x+2x+(4x+1)=36 | | log(9)x=5 | | 5x+14=100 | | 5x+80=100 | | 2+-12= | | 5x+20=1008 | | 3w+4x+11y+6w+8x-2Y= | | ln(x+2)ln(4)=ln(7)-ln(x) | | 3z^2-13z-10=0 | | 4+21=2.50v | | 5(3x+4)-2x=7x-3(-12x+11) | | 150=3-2b+a | | 40d=20+60 | | Sqrt((x^4)-(8x^2)+16)=0 | | -4(t-3)+8t=7t-9 | | -4y=-15 | | -15x+25y=-10 | | 0=4928-1152t+64t^2 | | 5(2+3f)=-16 | | 2.5-0.075p=0.1p | | 4(2)-6y=-2 | | (9x+5)+16x=180 | | X^2+8x+15=80 |

Equations solver categories