If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying r2 + -6r = 2r + 20 Reorder the terms: -6r + r2 = 2r + 20 Reorder the terms: -6r + r2 = 20 + 2r Solving -6r + r2 = 20 + 2r Solving for variable 'r'. Reorder the terms: -20 + -6r + -2r + r2 = 20 + 2r + -20 + -2r Combine like terms: -6r + -2r = -8r -20 + -8r + r2 = 20 + 2r + -20 + -2r Reorder the terms: -20 + -8r + r2 = 20 + -20 + 2r + -2r Combine like terms: 20 + -20 = 0 -20 + -8r + r2 = 0 + 2r + -2r -20 + -8r + r2 = 2r + -2r Combine like terms: 2r + -2r = 0 -20 + -8r + r2 = 0 Factor a trinomial. (-2 + -1r)(10 + -1r) = 0Subproblem 1
Set the factor '(-2 + -1r)' equal to zero and attempt to solve: Simplifying -2 + -1r = 0 Solving -2 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1r = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1r = 0 + 2 -1r = 0 + 2 Combine like terms: 0 + 2 = 2 -1r = 2 Divide each side by '-1'. r = -2 Simplifying r = -2Subproblem 2
Set the factor '(10 + -1r)' equal to zero and attempt to solve: Simplifying 10 + -1r = 0 Solving 10 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1r = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1r = 0 + -10 -1r = 0 + -10 Combine like terms: 0 + -10 = -10 -1r = -10 Divide each side by '-1'. r = 10 Simplifying r = 10Solution
r = {-2, 10}
| ln(3-x)+ln(-2-x)=ln(1-7x) | | 7d-4d-d-6=5d | | 9x+12=8x-2 | | y^2+5y-2= | | -9+2x+4x=57 | | 1-2m+1=-2 | | 6(3x-2)+4x=0 | | 28-k=-7(k-4) | | 15(2)-10=20 | | -73x+87.93759-84.8385827x=8365936 | | .25x+13=.5x-8 | | Y-8x=4 | | 183x-5= | | -2(t+2)=6t+11 | | 3w-9=9 | | 8x-3(-5x+2)=40 | | 4R-1=27 | | 5p-14=5p+4+13p | | 3(x+5)=3x+12 | | 0.6w=0.666 | | -18+36y=-15 | | 56-2x=10x+12 | | 7+3r=13 | | 6u-8=25 | | 2x^2+7x=4x+9 | | 3(x-4)=5x-2x-12 | | 11x=14x-15 | | x^2+7x=-20 | | 2ab-3c= | | 2x^2+12x=5x+4 | | 0=x^2+12x-49 | | 7x+85.73-8.33x=5.85 |