If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7r2 + -4 + -27r = 0 Reorder the terms: -4 + -27r + 7r2 = 0 Solving -4 + -27r + 7r2 = 0 Solving for variable 'r'. Factor a trinomial. (-1 + -7r)(4 + -1r) = 0Subproblem 1
Set the factor '(-1 + -7r)' equal to zero and attempt to solve: Simplifying -1 + -7r = 0 Solving -1 + -7r = 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 + -7r = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -7r = 0 + 1 -7r = 0 + 1 Combine like terms: 0 + 1 = 1 -7r = 1 Divide each side by '-7'. r = -0.1428571429 Simplifying r = -0.1428571429Subproblem 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 = {-0.1428571429, 4}
| z/2*2 | | 9x-9=7+1 | | 40-2x=8x | | 3-8x/4=-x | | -8(-4-3n)= | | 4y^2+y-13=0 | | z/8*8 | | a/4+3=-2 | | (9wz^4)(3w^3z^5)= | | v^2-81= | | 7c+1=3+7c | | 2(4c+3)=11 | | 9-3(x-5)=0 | | (-2)+11+4= | | 10x-5y^2-15y+3=0 | | 49+(-27)= | | y+4(5)=4 | | (-29)+9= | | y+4(-3)=4 | | x/9*9 | | 2x-1/6(x)^3 | | 0.2=k/0.3 | | -(7-2x)= | | 2x-1/6x^3=0 | | 9-321/24 | | 18-7*15/3 | | 42=k/25 | | 5*3*2= | | 15x=25x+2 | | 10(13-5n)= | | w-7=10 | | 0.20x+.05(18-x)=.10(0) |