If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3r2 + 20r + 36 = 4 Reorder the terms: 36 + 20r + 3r2 = 4 Solving 36 + 20r + 3r2 = 4 Solving for variable 'r'. Reorder the terms: 36 + -4 + 20r + 3r2 = 4 + -4 Combine like terms: 36 + -4 = 32 32 + 20r + 3r2 = 4 + -4 Combine like terms: 4 + -4 = 0 32 + 20r + 3r2 = 0 Factor a trinomial. (4 + r)(8 + 3r) = 0Subproblem 1
Set the factor '(4 + r)' equal to zero and attempt to solve: Simplifying 4 + r = 0 Solving 4 + r = 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 + r = 0 + -4 Combine like terms: 4 + -4 = 0 0 + r = 0 + -4 r = 0 + -4 Combine like terms: 0 + -4 = -4 r = -4 Simplifying r = -4Subproblem 2
Set the factor '(8 + 3r)' equal to zero and attempt to solve: Simplifying 8 + 3r = 0 Solving 8 + 3r = 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 + 3r = 0 + -8 Combine like terms: 8 + -8 = 0 0 + 3r = 0 + -8 3r = 0 + -8 Combine like terms: 0 + -8 = -8 3r = -8 Divide each side by '3'. r = -2.666666667 Simplifying r = -2.666666667Solution
r = {-4, -2.666666667}
| .25y-6=-19 | | 2.50n+4=21.50 | | 4*1.5x*x=1350 | | 2(2m-7)=-6 | | x^2+8=10.25 | | -1/2(-2)-7=-11 | | 9=3*3 | | 5.6(300-w)-5.6w=1500 | | 3x+3-(2x-8)=9 | | 5x-2x-9=40 | | -2+44x=130 | | 100c+8=75c+10 | | 42=.33(b)(6) | | 7x-14b+b(5-x)+4bx=10x-3(2b+x) | | U+-10=2 | | (x+10)(x-3)=25 | | h^2-5h-30=0 | | y-40+3=-40 | | 100-a=10% | | 9x-9=x | | (7-8)x=-29 | | -16=2v+8 | | x^4-y+xy-x^3=0 | | 10-a=10% | | Log(x-6)=2.75 | | 2x+5th=75 | | (1+u)(5u-8)=0 | | 8w=218 | | 11y+y= | | 15x-3(x+4)=6 | | 2(4x-6)=48 | | 4x^2-10=15 |