If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 81c2 + 90c + 25 = 0 Reorder the terms: 25 + 90c + 81c2 = 0 Solving 25 + 90c + 81c2 = 0 Solving for variable 'c'. Factor a trinomial. (5 + 9c)(5 + 9c) = 0Subproblem 1
Set the factor '(5 + 9c)' equal to zero and attempt to solve: Simplifying 5 + 9c = 0 Solving 5 + 9c = 0 Move all terms containing c to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 9c = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 9c = 0 + -5 9c = 0 + -5 Combine like terms: 0 + -5 = -5 9c = -5 Divide each side by '9'. c = -0.5555555556 Simplifying c = -0.5555555556Subproblem 2
Set the factor '(5 + 9c)' equal to zero and attempt to solve: Simplifying 5 + 9c = 0 Solving 5 + 9c = 0 Move all terms containing c to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 9c = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 9c = 0 + -5 9c = 0 + -5 Combine like terms: 0 + -5 = -5 9c = -5 Divide each side by '9'. c = -0.5555555556 Simplifying c = -0.5555555556Solution
c = {-0.5555555556, -0.5555555556}
| 9*21=(10+x)*10 | | 3(3x-7)-2=3(x-4)+31 | | 4x^2-9x+16=2x+9 | | 2x(4-x^2)+12(x-1)=3(x-1)(2-x) | | 3(x+1)=8(x-2)+11 | | 5x+2=-2+2x+13 | | 7-8x=0 | | 6a=11a-15 | | 5x+4=10-4 | | 5x-(2x+4)=17 | | (6+4)*6=(5+x)*5 | | 8-1(x-y)=-3x+5 | | (x+5)+y=49 | | 20t-8t^2+12=0 | | 0.8-0.2x=0.2 | | .81x^2-1.4x+1=0 | | 3(2x-8)=29 | | 3/4+3=(9-1/4)4 | | 6+4*6=(5+x)*5 | | 4(x+4)-7=2x+2(5+x) | | 4x+0.25x= | | -2x+3y=-17 | | 50b^3-18b=0 | | -0.8+0.2x=0.2 | | 7-7(ln(x))=0 | | 5x^2-3x=-12 | | 0.8+0.2x=0.2 | | 12x-31y=44x+22y+3 | | 25m^3+m=0 | | -4(3n+2)+2n= | | 9x^2-3x-8=0 | | 7-7lnx=0 |