If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9r4 + -21r3 = 0 Reorder the terms: -21r3 + 9r4 = 0 Solving -21r3 + 9r4 = 0 Solving for variable 'r'. Factor out the Greatest Common Factor (GCF), '3r3'. 3r3(-7 + 3r) = 0 Ignore the factor 3.Subproblem 1
Set the factor 'r3' equal to zero and attempt to solve: Simplifying r3 = 0 Solving r3 = 0 Move all terms containing r to the left, all other terms to the right. Simplifying r3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.Subproblem 2
Set the factor '(-7 + 3r)' equal to zero and attempt to solve: Simplifying -7 + 3r = 0 Solving -7 + 3r = 0 Move all terms containing r to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + 3r = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 3r = 0 + 7 3r = 0 + 7 Combine like terms: 0 + 7 = 7 3r = 7 Divide each side by '3'. r = 2.333333333 Simplifying r = 2.333333333Solution
r = {2.333333333}
| 9x+8=7x | | 0.16y+0.4(y+2000)=1880 | | 7x+4x=x-8+8x | | -8=-(x+3) | | 5x+18=24 | | 0.5x=0.4x | | 0.3(x+20)+0.7x=31 | | 20x^2-100x+125= | | -2(a+6)=-2 | | 6x+3x-7=13x-4x+8-1 | | 0.17(10000)-0.04y=0.06(y+10000) | | -24x^2-20x+32= | | -8x-7(5x+7)=7x+23 | | 16=10x+6 | | 6y-4y+2(3y-x)= | | 18(-x-2)-4(3x-9)=-14 | | -(3y+5)-(-2y-8)=1 | | -16w^2-16w-100= | | 5(5+-2)=-35 | | 12(x-4)=144 | | 5(5+-2)=-32 | | -48=-8(8+5k)-7(-5-3k) | | 5(x+7)=5x-12 | | 8x^2-7x+3=0 | | 20h-(3-5h)=22 | | x^2-4x-1.5=0 | | s^3+125=0 | | -16w-80w-100= | | 14(x-3)-22x=18 | | -3y+12=-3(2y+4) | | 8(x+100)-3=837 | | 3x-8x+6=-5x-6 |