If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3r2 + 10r + -4 = 84 Reorder the terms: -4 + 10r + 3r2 = 84 Solving -4 + 10r + 3r2 = 84 Solving for variable 'r'. Reorder the terms: -4 + -84 + 10r + 3r2 = 84 + -84 Combine like terms: -4 + -84 = -88 -88 + 10r + 3r2 = 84 + -84 Combine like terms: 84 + -84 = 0 -88 + 10r + 3r2 = 0 Factor a trinomial. (-22 + -3r)(4 + -1r) = 0Subproblem 1
Set the factor '(-22 + -3r)' equal to zero and attempt to solve: Simplifying -22 + -3r = 0 Solving -22 + -3r = 0 Move all terms containing r to the left, all other terms to the right. Add '22' to each side of the equation. -22 + 22 + -3r = 0 + 22 Combine like terms: -22 + 22 = 0 0 + -3r = 0 + 22 -3r = 0 + 22 Combine like terms: 0 + 22 = 22 -3r = 22 Divide each side by '-3'. r = -7.333333333 Simplifying r = -7.333333333Subproblem 2
Set the factor '(4 + -1r)' equal to zero and attempt to solve: Simplifying 4 + -1r = 0 Solving 4 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1r = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1r = 0 + -4 -1r = 0 + -4 Combine like terms: 0 + -4 = -4 -1r = -4 Divide each side by '-1'. r = 4 Simplifying r = 4Solution
r = {-7.333333333, 4}
| 9-3(9z+1)=-4(-z-6)-8 | | x^3-19x=-30 | | 15=5/9(f-32) | | -2y+20=-5y+5 | | 300-20x=150+20x | | 3.7+3.25x= | | 11x-31=90 | | 21-1/24(3x)=14-1/24(2x) | | 4x6/11 | | 8x+42=90 | | -n+8.5=14.4 | | -2+8(n-3)=2(-9n-5)+7 | | 2x^2-38x=0 | | 2x+5=10y | | 3u-14=-6u-5 | | (3h-1)(h+5)= | | 25x^2+10x-24=0 | | -2.3(m-1.1)-4.6=-13.57 | | 5x-30=90 | | 4x-27=7x | | Q=25-0.4P | | 1/8m=6 | | 5x+6y=231 | | -63-6x=9x+18 | | 3x+12y=-48 | | 7x-3y=-14 | | w/3=-2 | | -1.9(r-4.2)=14.25 | | 12-2r-4r=r-6-4r | | (2y-3)(7y-1)= | | 7(w-3)=-21 | | 115000=0.5x^2+15x+5000 |