15c^2-28c+5=0

Simple and best practice solution for 15c^2-28c+5=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 15c^2-28c+5=0 equation:


Simplifying
15c2 + -28c + 5 = 0

Reorder the terms:
5 + -28c + 15c2 = 0

Solving
5 + -28c + 15c2 = 0

Solving for variable 'c'.

Factor a trinomial.
(1 + -5c)(5 + -3c) = 0

Subproblem 1

Set the factor '(1 + -5c)' equal to zero and attempt to solve: Simplifying 1 + -5c = 0 Solving 1 + -5c = 0 Move all terms containing c to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -5c = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -5c = 0 + -1 -5c = 0 + -1 Combine like terms: 0 + -1 = -1 -5c = -1 Divide each side by '-5'. c = 0.2 Simplifying c = 0.2

Subproblem 2

Set the factor '(5 + -3c)' equal to zero and attempt to solve: Simplifying 5 + -3c = 0 Solving 5 + -3c = 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 + -3c = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3c = 0 + -5 -3c = 0 + -5 Combine like terms: 0 + -5 = -5 -3c = -5 Divide each side by '-3'. c = 1.666666667 Simplifying c = 1.666666667

Solution

c = {0.2, 1.666666667}

See similar equations:

| -18z+(-15z)= | | 1.2m-0.2=3.8m | | 2(-2x+6)=-2x+2 | | 4(7x-4)+4(18-3x)-5(3x+2)=-5 | | 8+5+18*3= | | -13b+25b= | | 23b+6b= | | 4*6+6-4= | | -4x-4+7x=-5x+2 | | (x^2-25)(3x+1)=0 | | 3(x-4)=6(3)-2(x-5) | | 3x=x+90 | | 21c^2-52c+7= | | 21-2*14-5= | | 4(x+3)=8(x+5) | | 2x+11=4x+-1 | | 5z^2+43z-70=0 | | -4X-7+6x=2 | | 356+56b=-832 | | 63=-3(1-1n) | | 10x+1=9x+2 | | -4*1.25-Y=-1 | | 2(5x+7)=-3 | | -7z+(-19z)= | | 3(x-4)-2x=15 | | 7(2y+8)= | | (x+yi)(2-i)=-i | | (x+yi)(2-i)=-1 | | -4(x-2)=-3(x-1) | | 2x+8(x-3)=6 | | 5(t+3)=-10 | | 2x+41-3x=3-7x+2 |

Equations solver categories