=(7r^2-6r-6)(2r-4)

Simple and best practice solution for =(7r^2-6r-6)(2r-4) 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^2-6r-6)(2r-4) equation: 


Simplifying
0 = (7r2 + -6r + -6)(2r + -4)

Reorder the terms:
0 = (-6 + -6r + 7r2)(2r + -4)

Reorder the terms:
0 = (-6 + -6r + 7r2)(-4 + 2r)

Multiply (-6 + -6r + 7r2) * (-4 + 2r)
0 = (-6(-4 + 2r) + -6r * (-4 + 2r) + 7r2 * (-4 + 2r))
0 = ((-4 * -6 + 2r * -6) + -6r * (-4 + 2r) + 7r2 * (-4 + 2r))
0 = ((24 + -12r) + -6r * (-4 + 2r) + 7r2 * (-4 + 2r))
0 = (24 + -12r + (-4 * -6r + 2r * -6r) + 7r2 * (-4 + 2r))
0 = (24 + -12r + (24r + -12r2) + 7r2 * (-4 + 2r))
0 = (24 + -12r + 24r + -12r2 + (-4 * 7r2 + 2r * 7r2))
0 = (24 + -12r + 24r + -12r2 + (-28r2 + 14r3))

Combine like terms: -12r + 24r = 12r
0 = (24 + 12r + -12r2 + -28r2 + 14r3)

Combine like terms: -12r2 + -28r2 = -40r2
0 = (24 + 12r + -40r2 + 14r3)

Solving
0 = 24 + 12r + -40r2 + 14r3

Solving for variable 'r'.

Combine like terms: 0 + -24 = -24
-24 + -12r + 40r2 + -14r3 = 24 + 12r + -40r2 + 14r3 + -24 + -12r + 40r2 + -14r3

Reorder the terms:
-24 + -12r + 40r2 + -14r3 = 24 + -24 + 12r + -12r + -40r2 + 40r2 + 14r3 + -14r3

Combine like terms: 24 + -24 = 0
-24 + -12r + 40r2 + -14r3 = 0 + 12r + -12r + -40r2 + 40r2 + 14r3 + -14r3
-24 + -12r + 40r2 + -14r3 = 12r + -12r + -40r2 + 40r2 + 14r3 + -14r3

Combine like terms: 12r + -12r = 0
-24 + -12r + 40r2 + -14r3 = 0 + -40r2 + 40r2 + 14r3 + -14r3
-24 + -12r + 40r2 + -14r3 = -40r2 + 40r2 + 14r3 + -14r3

Combine like terms: -40r2 + 40r2 = 0
-24 + -12r + 40r2 + -14r3 = 0 + 14r3 + -14r3
-24 + -12r + 40r2 + -14r3 = 14r3 + -14r3

Combine like terms: 14r3 + -14r3 = 0
-24 + -12r + 40r2 + -14r3 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-12 + -6r + 20r2 + -7r3) = 0

Ignore the factor 2.

Subproblem 1
Set the factor '(-12 + -6r + 20r2 + -7r3)' equal to zero and attempt to solve:

Simplifying
-12 + -6r + 20r2 + -7r3 = 0

Solving
-12 + -6r + 20r2 + -7r3 = 0

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:

| 4(5x+1)= | | 1211/2 | | B*8=48 | | 216x^3+125=o | | 12.8x=3 | | 17x^4-18x^2+1=0 | | 3x(2+3y)(4x+y)= | | y=4x-12x+5 | | 9x-4x=0 | | ln(1-4x)+5=7 | | 5x^2+16x+11.25=0 | | 3sinx(3cosx)= | | 6h-29=48-2h | | x+x+7+x-11=149 | | 51/17 | | 2x/9=39 | | 18x^2=21x | | 14x-1=14x-14 | | 34/100 | | 8+4c-12=16 | | Sqrt(x+2)+sqrt(3x+7)=1 | | 48*u=6 | | 7x+.125=6x-.289 | | 7y-21=4y-7 | | (275/10)*x-15*((x^2)/2)=0 | | (2x-3)+6=-35-6x | | 24+14n=-6(n-4) | | 17=6x-(3x-2) | | 4x-6x+2=-12 | | In(3x-5)=2 | | 18x=12-(-6) | | 150/-25 |

Equations solver categories