-3y^2-17y+56=0

Simple and best practice solution for -3y^2-17y+56=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 -3y^2-17y+56=0 equation: 


Simplifying
-3y2 + -17y + 56 = 0

Reorder the terms:
56 + -17y + -3y2 = 0

Solving
56 + -17y + -3y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(7 + -3y)(8 + y) = 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 '(8 + y)' equal to zero and attempt to solve:

Simplifying
8 + y = 0

Solving
8 + y = 0

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

Add '-8' to each side of the equation.
8 + -8 + y = 0 + -8

Combine like terms: 8 + -8 = 0
0 + y = 0 + -8
y = 0 + -8

Combine like terms: 0 + -8 = -8
y = -8

Simplifying
y = -8
Solution
y = {2.333333333, -8}

See similar equations:

| sin^2x-1=cos^2x | | 4x^2+32=36x | | x-0.2x=0.62x+3.6 | | QD=5000-10P | | 2(x^2+6x-1)+2x-3= | | lg(2x-3)=lg(3x-2) | | 5x*x-30x+8=0 | | 5x*x-30x+8=9 | | 5x+5-4x=15-21 | | 2p^2+3p+15=0 | | 3(1+2x)-5=6x-2 | | f(n)=3f(n-1)+1 | | 12+2y=-16 | | 6x+4=2(3x-(-5)) | | x+(x+1)+(x+2)=57 | | 3x+6=5+3x | | ((N*3)+2)+(((N*3)+2)+30)=160 | | (N*3)+2=160 | | x*x+6x-91=0 | | b^2+6d-7=0 | | m^2+2n-15=0 | | f(3)=2(3)-8 | | 50+0.08*x=35+0.12*x | | 50-3x=30-2d | | -4x(x+2)+9(x+2)=0 | | a-2+3a=8+7a-6 | | Q^2-3Q=3 | | Q^2-3Q=30 | | =1+3.3(log)(18) | | 84.64=3x*6.4 | | 8(z+4)-2(z-2)=2(z-2)+3(z-2) | | 49=34-3(x-2) |

Equations solver categories