3r(7r-8)=0

Simple and best practice solution for 3r(7r-8)=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 3r(7r-8)=0 equation: 


Simplifying
3r(7r + -8) = 0

Reorder the terms:
3r(-8 + 7r) = 0
(-8 * 3r + 7r * 3r) = 0
(-24r + 21r2) = 0

Solving
-24r + 21r2 = 0

Solving for variable 'r'.

Factor out the Greatest Common Factor (GCF), '3r'.
3r(-8 + 7r) = 0

Ignore the factor 3.

Subproblem 1
Set the factor 'r' equal to zero and attempt to solve:

Simplifying
r = 0

Solving
r = 0

Move all terms containing r to the left, all other terms to the right.

Simplifying
r = 0

Subproblem 2
Set the factor '(-8 + 7r)' equal to zero and attempt to solve:

Simplifying
-8 + 7r = 0

Solving
-8 + 7r = 0

Move all terms containing r to the left, all other terms to the right.

Add '8' to each side of the equation.
-8 + 8 + 7r = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 7r = 0 + 8
7r = 0 + 8

Combine like terms: 0 + 8 = 8
7r = 8

Divide each side by '7'.
r = 1.142857143

Simplifying
r = 1.142857143
Solution
r = {0, 1.142857143}

See similar equations:

| x^2+0.18x-00.036=0 | | 2.117640=4x^2+8x | | .9x+2.3x=5.5 | | 3(-2)+5x=18 | | 325+x(385)=12575 | | 2w-9=13 | | -7/5-1/2u=-2/3 | | 4x10/3 | | 1.411760=4x^2+8x | | -10+5y=400 | | 1=f-7 | | 3v+17=44 | | -(x+2)-6=3(x+4) | | 3x+24=2x+19 | | 3x*33x=975 | | x-9/8 | | 2a+3b=5(a+b) | | 9/8=-3/4x | | 3x+24=2x-19 | | .705=4x^2+8x | | D^3-13D-12=0 | | (X^2)+4x+5=0 | | -5v+6=12v+62 | | 18+18t=9(t+2) | | x+.3x=78 | | 3(k-1)x=0 | | X+12+2x+28=180 | | (x)/(0.484-x)^2=77.5 | | -5y+10=35 | | 0,2x/4 | | 0,2/4 | | -49-(-16)=x/5 |

Equations solver categories