21x^2+29x-10=0

Simple and best practice solution for 21x^2+29x-10=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 21x^2+29x-10=0 equation:


Simplifying
21x2 + 29x + -10 = 0

Reorder the terms:
-10 + 29x + 21x2 = 0

Solving
-10 + 29x + 21x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-5 + -3x)(2 + -7x) = 0

Subproblem 1

Set the factor '(-5 + -3x)' equal to zero and attempt to solve: Simplifying -5 + -3x = 0 Solving -5 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -3x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -3x = 0 + 5 -3x = 0 + 5 Combine like terms: 0 + 5 = 5 -3x = 5 Divide each side by '-3'. x = -1.666666667 Simplifying x = -1.666666667

Subproblem 2

Set the factor '(2 + -7x)' equal to zero and attempt to solve: Simplifying 2 + -7x = 0 Solving 2 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -7x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -7x = 0 + -2 -7x = 0 + -2 Combine like terms: 0 + -2 = -2 -7x = -2 Divide each side by '-7'. x = 0.2857142857 Simplifying x = 0.2857142857

Solution

x = {-1.666666667, 0.2857142857}

See similar equations:

| x^2+18x=63 | | 4x^2+20+25=0 | | 3x+13=-8 | | 17a^2-24ac=0 | | y^2+4y-32=0 | | 4h^2-56=0 | | 32+18r+r^2=0 | | 24-y=16 | | -3m-5-m=6-2m | | 2(6-2x)=-9x-0.5(-4x+6) | | 7(6x-3)=43 | | -27=3x-6(-2x-18) | | p^2-p-56=0 | | -4p(p-2)=5p | | 2ln-2x=0 | | -4.8f+6.4= | | -7c+2=-5 | | 8m^3+9mn-8m^2-9n= | | w^2+24w+144=0 | | 3x+12=9x+6 | | 6z^2-5z-4=0 | | 4x^2-44x+120= | | h-14=25 | | 36t^2-24t+4=0 | | -6x+6(-4x+5)=-120 | | -y^2+2y+24= | | 4x-12x-5=0 | | 2x+7=157 | | 7x-12+2x+3=18 | | 35k-22k+7=4 | | 7x-12+2d+3=18 | | 6(2+x)=4(3-x) |

Equations solver categories