-2h^2+11h+21=21

Simple and best practice solution for -2h^2+11h+21=21 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 -2h^2+11h+21=21 equation:


Simplifying
-2h2 + 11h + 21 = 21

Reorder the terms:
21 + 11h + -2h2 = 21

Add '-21' to each side of the equation.
21 + 11h + -21 + -2h2 = 21 + -21

Reorder the terms:
21 + -21 + 11h + -2h2 = 21 + -21

Combine like terms: 21 + -21 = 0
0 + 11h + -2h2 = 21 + -21
11h + -2h2 = 21 + -21

Combine like terms: 21 + -21 = 0
11h + -2h2 = 0

Solving
11h + -2h2 = 0

Solving for variable 'h'.

Factor out the Greatest Common Factor (GCF), 'h'.
h(11 + -2h) = 0

Subproblem 1

Set the factor 'h' equal to zero and attempt to solve: Simplifying h = 0 Solving h = 0 Move all terms containing h to the left, all other terms to the right. Simplifying h = 0

Subproblem 2

Set the factor '(11 + -2h)' equal to zero and attempt to solve: Simplifying 11 + -2h = 0 Solving 11 + -2h = 0 Move all terms containing h to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + -2h = 0 + -11 Combine like terms: 11 + -11 = 0 0 + -2h = 0 + -11 -2h = 0 + -11 Combine like terms: 0 + -11 = -11 -2h = -11 Divide each side by '-2'. h = 5.5 Simplifying h = 5.5

Solution

h = {0, 5.5}

See similar equations:

| -(8x+2)=-(1+2x) | | 2y+5y=7 | | (5x+1)(5x+1)-12(5x+1)+36=0 | | 1-3x=2x+18 | | -5(x+4)=-8x-22 | | -6+t=-4 | | -3(x-2)=6-3y | | 2x+c=11c | | x=9-(x-5) | | 7-6x-7x=-149 | | 5h-30=8h | | 5(3-3-3t)=30 | | -(2x+3)=3x-1 | | (4x-9)+8(2x+3)-7x=0 | | 4.4t-2.9=-1.7+3.2 | | 36-y=-12 | | 16t^2-122t+192=0 | | y=(9-y)-5 | | 65x=54 | | 5x+3+6x+1=240 | | 3m^2+19m+16=0 | | 7(6-2a)=5(-3+a) | | -8-8t=3(2t-1) | | 6.5t+15=9.7+43.8 | | 144=11c-(-26) | | -10+3x-2x=-19 | | 7xy+2xy+3xy= | | 54x+54=11x | | y=(9-1)-5 | | -2x-(3x-8)=-2x-2 | | 3(.7)-4(.7)+1=5(.7)+2+3 | | 36x^4-49y^4= |

Equations solver categories