x(8x+8)=3x^2-23x+72

Simple and best practice solution for x(8x+8)=3x^2-23x+72 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 x(8x+8)=3x^2-23x+72 equation:


Simplifying
x(8x + 8) = 3x2 + -23x + 72

Reorder the terms:
x(8 + 8x) = 3x2 + -23x + 72
(8 * x + 8x * x) = 3x2 + -23x + 72
(8x + 8x2) = 3x2 + -23x + 72

Reorder the terms:
8x + 8x2 = 72 + -23x + 3x2

Solving
8x + 8x2 = 72 + -23x + 3x2

Solving for variable 'x'.

Reorder the terms:
-72 + 8x + 23x + 8x2 + -3x2 = 72 + -23x + 3x2 + -72 + 23x + -3x2

Combine like terms: 8x + 23x = 31x
-72 + 31x + 8x2 + -3x2 = 72 + -23x + 3x2 + -72 + 23x + -3x2

Combine like terms: 8x2 + -3x2 = 5x2
-72 + 31x + 5x2 = 72 + -23x + 3x2 + -72 + 23x + -3x2

Reorder the terms:
-72 + 31x + 5x2 = 72 + -72 + -23x + 23x + 3x2 + -3x2

Combine like terms: 72 + -72 = 0
-72 + 31x + 5x2 = 0 + -23x + 23x + 3x2 + -3x2
-72 + 31x + 5x2 = -23x + 23x + 3x2 + -3x2

Combine like terms: -23x + 23x = 0
-72 + 31x + 5x2 = 0 + 3x2 + -3x2
-72 + 31x + 5x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
-72 + 31x + 5x2 = 0

Factor a trinomial.
(-8 + -1x)(9 + -5x) = 0

Subproblem 1

Set the factor '(-8 + -1x)' equal to zero and attempt to solve: Simplifying -8 + -1x = 0 Solving -8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1x = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1x = 0 + 8 -1x = 0 + 8 Combine like terms: 0 + 8 = 8 -1x = 8 Divide each side by '-1'. x = -8 Simplifying x = -8

Subproblem 2

Set the factor '(9 + -5x)' equal to zero and attempt to solve: Simplifying 9 + -5x = 0 Solving 9 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -5x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -5x = 0 + -9 -5x = 0 + -9 Combine like terms: 0 + -9 = -9 -5x = -9 Divide each side by '-5'. x = 1.8 Simplifying x = 1.8

Solution

x = {-8, 1.8}

See similar equations:

| 18=1/2h(9) | | 8x+5-2=12+1 | | 8(-25/3) | | 135=27r | | 9x^2-24x-28=0 | | 48x-26y=314 | | (2y-9)(4+y)=0 | | 2x^2-3.1x+0.42=0 | | 8(-25/3)-3((-25/3)-7) | | m(5)=3.5x+472 | | 0.24(6)+0.04x=0.08(12+x) | | s(t)=-16t^2+48t+25 | | 24/100=x/750 | | 60(.32)+x=50(x+60) | | V-4/v^2-3v-4 | | 0.6x-6.5(x-1)=36 | | x^2-29x-30=0 | | 192/6=x/10 | | 0.6x-6.5(x-1)=31 | | 3x^2-29x-30=0 | | T=1.84(196.5)+212 | | 1/36=x/9= | | -3x+11=8 | | T=-1.84(196.5)+212 | | 3100=1.84x-212 | | 7/8=n/16 | | 76+34*(-58)-(1+3*15)= | | 3100=-1.84X+212 | | 5(m+4)= | | 3100=1.84x+212 | | x+975=1024 | | 9(2n-3)=(6n+3)+8 |

Equations solver categories