8y^2+17y+12=

Simple and best practice solution for 8y^2+17y+12= 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 8y^2+17y+12= equation:


Simplifying
8y2 + 17y + 12 = 0

Reorder the terms:
12 + 17y + 8y2 = 0

Solving
12 + 17y + 8y2 = 0

Solving for variable 'y'.

Begin completing the square.  Divide all terms by
8 the coefficient of the squared term: 

Divide each side by '8'.
1.5 + 2.125y + y2 = 0

Move the constant term to the right:

Add '-1.5' to each side of the equation.
1.5 + 2.125y + -1.5 + y2 = 0 + -1.5

Reorder the terms:
1.5 + -1.5 + 2.125y + y2 = 0 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + 2.125y + y2 = 0 + -1.5
2.125y + y2 = 0 + -1.5

Combine like terms: 0 + -1.5 = -1.5
2.125y + y2 = -1.5

The y term is 2.125y.  Take half its coefficient (1.0625).
Square it (1.12890625) and add it to both sides.

Add '1.12890625' to each side of the equation.
2.125y + 1.12890625 + y2 = -1.5 + 1.12890625

Reorder the terms:
1.12890625 + 2.125y + y2 = -1.5 + 1.12890625

Combine like terms: -1.5 + 1.12890625 = -0.37109375
1.12890625 + 2.125y + y2 = -0.37109375

Factor a perfect square on the left side:
(y + 1.0625)(y + 1.0625) = -0.37109375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| X-10=-12 | | 8c-20+5c+41= | | 4y^2-81=0 | | -10-2x=5x+15 | | 9x^2=-18x | | 64t^2+25=0 | | 2x+5x-1=0 | | 2+7x=69+x | | 14x+15=5x+267 | | 4x-3=11x-52 | | 5x=405 | | 5-x=2x-4 | | 5x-63=17 | | 18x^2+2x+6=0 | | 28-3x=6x | | .75x+1=33 | | 16-6x^2=0 | | -2-2=13y+7-12y | | 2(x+4)+2=5x-3(-2+x) | | [(40-2x)+x]*2=(7+2x)*2 | | z^6=64 | | 6x=14-32 | | 12-10x=78-31x | | x^2+17x-8=0 | | -7(x+2)=-4x-20 | | 5(3x+2)=8(8x+5)+8 | | 30=-8x-10 | | 2x-(5+x)=15 | | -71-9x=9x+19 | | (5-3i)(2+i)=10-3i | | 8v+48=-8(v-8) | | 35x+37=4(7x+8)+7x+5 |

Equations solver categories