7r^2+33r-10=0

Simple and best practice solution for 7r^2+33r-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 7r^2+33r-10=0 equation:


Simplifying
7r2 + 33r + -10 = 0

Reorder the terms:
-10 + 33r + 7r2 = 0

Solving
-10 + 33r + 7r2 = 0

Solving for variable 'r'.

Factor a trinomial.
(-5 + -1r)(2 + -7r) = 0

Subproblem 1

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

Subproblem 2

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

Solution

r = {-5, 0.2857142857}

See similar equations:

| -2(x-2)=24 | | f(t)=1500(1.074) | | 5x^2-12=11x | | d*35=67014 | | 80-x+1=20x-10-20x+25 | | 7x-3(2-x)=10 | | 4(4-x)=20 | | 2x+7(1)=1 | | 2x^3-1x^2-8x-4=0 | | 10n-95=80 | | 17.7+19.6=27.8 | | r^2+5r-24= | | w^10+6w^5+5= | | 0.07*150000*1-0.07=x | | -203-11x+21x=277 | | 25.2=x+1.10x | | X+4X=3X+54 | | 49z^3=1 | | 0.07*150000*1-0.07= | | 0=4x^2-34x+5 | | 2(-3.5y+.5)-4y=12 | | x-111+4x=74 | | 5(x+5)+2=-9(x-5)-3 | | 5(x+7)=6(2+c) | | 14y+4=21y+5 | | 2.3(x+1.4)=-9.6 | | 12x-27-15x=57 | | 68915-1901=c | | 0=2.5y+12 | | y=25(1.2) | | -19x-64+21x=40 | | 68915-1901= |

Equations solver categories