6c(3c-1)=-42

Simple and best practice solution for 6c(3c-1)=-42 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 6c(3c-1)=-42 equation:


Simplifying
6c(3c + -1) = -42

Reorder the terms:
6c(-1 + 3c) = -42
(-1 * 6c + 3c * 6c) = -42
(-6c + 18c2) = -42

Solving
-6c + 18c2 = -42

Solving for variable 'c'.

Reorder the terms:
42 + -6c + 18c2 = -42 + 42

Combine like terms: -42 + 42 = 0
42 + -6c + 18c2 = 0

Factor out the Greatest Common Factor (GCF), '6'.
6(7 + -1c + 3c2) = 0

Ignore the factor 6.

Subproblem 1

Set the factor '(7 + -1c + 3c2)' equal to zero and attempt to solve: Simplifying 7 + -1c + 3c2 = 0 Solving 7 + -1c + 3c2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 2.333333333 + -0.3333333333c + c2 = 0 Move the constant term to the right: Add '-2.333333333' to each side of the equation. 2.333333333 + -0.3333333333c + -2.333333333 + c2 = 0 + -2.333333333 Reorder the terms: 2.333333333 + -2.333333333 + -0.3333333333c + c2 = 0 + -2.333333333 Combine like terms: 2.333333333 + -2.333333333 = 0.000000000 0.000000000 + -0.3333333333c + c2 = 0 + -2.333333333 -0.3333333333c + c2 = 0 + -2.333333333 Combine like terms: 0 + -2.333333333 = -2.333333333 -0.3333333333c + c2 = -2.333333333 The c term is -0.3333333333c. Take half its coefficient (-0.1666666667). Square it (0.02777777779) and add it to both sides. Add '0.02777777779' to each side of the equation. -0.3333333333c + 0.02777777779 + c2 = -2.333333333 + 0.02777777779 Reorder the terms: 0.02777777779 + -0.3333333333c + c2 = -2.333333333 + 0.02777777779 Combine like terms: -2.333333333 + 0.02777777779 = -2.30555555521 0.02777777779 + -0.3333333333c + c2 = -2.30555555521 Factor a perfect square on the left side: (c + -0.1666666667)(c + -0.1666666667) = -2.30555555521 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

See similar equations:

| f(46)=1+1.3ln(46+1) | | 8x+3y=-21 | | 6x-13=5x+2 | | f(x)=1+1.3ln(46+1) | | 2=1.1+2.2 | | 22-5x=8-7x | | 9y+48=17.4 | | 950=-16x^2+1700 | | 12-x=5x+12 | | 2x+13=-29-5x | | 2s+7=15+10s | | -8x+2=-8x-4 | | 6/x+5=14/x+1 | | r(x)=270x-45x^2 | | 6(x+1)-3=4x+2(-1+x) | | y=-16x^2+1700 | | -8x+12=-8x-4 | | xy+(x+y)=90 | | (x+4)(x-3)=10 | | -x-23=50 | | 2(x-3)=5-3x | | A=lh | | 7(2n-4)=(3n+9)+3 | | 1-3=x-2 | | 14x-4+2x=60 | | 2x+120=5x | | 3x+4=28+x | | X(5+12x)= | | 3=3y-15 | | 30-4x=10-8x | | (4-w)(4w+1)=0 | | 3x-81= |

Equations solver categories