If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9r2 + -1r + -8 = 0 Reorder the terms: -8 + -1r + 9r2 = 0 Solving -8 + -1r + 9r2 = 0 Solving for variable 'r'. Factor a trinomial. (-8 + -9r)(1 + -1r) = 0Subproblem 1
Set the factor '(-8 + -9r)' equal to zero and attempt to solve: Simplifying -8 + -9r = 0 Solving -8 + -9r = 0 Move all terms containing r to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -9r = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -9r = 0 + 8 -9r = 0 + 8 Combine like terms: 0 + 8 = 8 -9r = 8 Divide each side by '-9'. r = -0.8888888889 Simplifying r = -0.8888888889Subproblem 2
Set the factor '(1 + -1r)' equal to zero and attempt to solve: Simplifying 1 + -1r = 0 Solving 1 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1r = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1r = 0 + -1 -1r = 0 + -1 Combine like terms: 0 + -1 = -1 -1r = -1 Divide each side by '-1'. r = 1 Simplifying r = 1Solution
r = {-0.8888888889, 1}
| 17-x=28 | | 4x-2+y=6-2forx | | (X-4)=17 | | 4a+2b+9a-4+7a+3= | | 2m^2+7m+7= | | x+48+11=90 | | 12y-3+5y+3+4y+7=270 | | t/-2=-14 | | -5t+16=59 | | x^2y^2-22xy+121= | | 2/3*60 | | 2a^2+5a+2= | | -12A=6 | | (12y-3)(5y+3)(4y+7)=270 | | 1/15÷6=90 | | -3(2s-6)-18=-3(6s+0)-5 | | M^2+2m-3= | | h=-4.9t^2+9.8t+3 | | x+20+34=180 | | (x^17-1)/(x-1)=0 | | (5k-4)/3 | | 11m^2-54m+63= | | y=2sin(2pix+1) | | 4(-1)+2y=8 | | 3/8=x/14 | | 4/5/x=1 | | 14=m2/3(9y-15) | | 7a+3= | | y=1/2sin(2pix-pi) | | 7m-6-2m^2= | | -2p+5=-2 | | 10y=2x+30 |