If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 21z2 + -5z + -4 = 0 Reorder the terms: -4 + -5z + 21z2 = 0 Solving -4 + -5z + 21z2 = 0 Solving for variable 'z'. Factor a trinomial. (-1 + -3z)(4 + -7z) = 0Subproblem 1
Set the factor '(-1 + -3z)' equal to zero and attempt to solve: Simplifying -1 + -3z = 0 Solving -1 + -3z = 0 Move all terms containing z to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -3z = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -3z = 0 + 1 -3z = 0 + 1 Combine like terms: 0 + 1 = 1 -3z = 1 Divide each side by '-3'. z = -0.3333333333 Simplifying z = -0.3333333333Subproblem 2
Set the factor '(4 + -7z)' equal to zero and attempt to solve: Simplifying 4 + -7z = 0 Solving 4 + -7z = 0 Move all terms containing z to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -7z = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -7z = 0 + -4 -7z = 0 + -4 Combine like terms: 0 + -4 = -4 -7z = -4 Divide each side by '-7'. z = 0.5714285714 Simplifying z = 0.5714285714Solution
z = {-0.3333333333, 0.5714285714}
| 9-3(x-8)=16 | | 13(38n-79)=-39(5n-115) | | 15xy^2= | | N^2=-24n-119 | | 4(2a-1)=(-10)(a-5) | | 8q+12=12+12q | | 12=7+3n | | [(x)(x)]-11x=-28 | | 2b-6-4b-3= | | 7x-9=5x | | -16t=-48 | | -21=6+4(s-3) | | 20(-3b-36)=-40(-3b+27) | | 3w-8+2w=-2+w | | -16th=-48 | | 5x-u=54 | | 3w^2=8w+3 | | a=4n^2-8n | | 6b+4=7 | | 2n+7+3=-26 | | 140=5u+14 | | -13=62-5x | | 5h+4-2h=27 | | 103-3x=24x+19 | | 0=(2cos(2x))-(2cos(x)) | | 4(3-2D)-3(4D+7)=D+51 | | 4x+181=153 | | -4(x-3)+7=27 | | 6+3xa=4-5xa | | -13(x)=62-5x | | h=-16t^2+8+48 | | 4x+156=112 |