(2x+5)(3x-2)+2(3x-2)=25

Simple and best practice solution for (2x+5)(3x-2)+2(3x-2)=25 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 (2x+5)(3x-2)+2(3x-2)=25 equation:



(2x+5)(3x-2)+2(3x-2)=25
We move all terms to the left:
(2x+5)(3x-2)+2(3x-2)-(25)=0
We multiply parentheses
(2x+5)(3x-2)+6x-4-25=0
We multiply parentheses ..
(+6x^2-4x+15x-10)+6x-4-25=0
We add all the numbers together, and all the variables
(+6x^2-4x+15x-10)+6x-29=0
We get rid of parentheses
6x^2-4x+15x+6x-10-29=0
We add all the numbers together, and all the variables
6x^2+17x-39=0
a = 6; b = 17; c = -39;
Δ = b2-4ac
Δ = 172-4·6·(-39)
Δ = 1225
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{1225}=35$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(17)-35}{2*6}=\frac{-52}{12} =-4+1/3 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(17)+35}{2*6}=\frac{18}{12} =1+1/2 $

See similar equations:

| 6|2x+5|=6x+24 | | 10/3a+5=3/a+1 | | 5x-2(20-x)=51 | | (15x+2)°=(19x-24)° | | 9-2g=-9 | | 3(y-2)+4=-3y+4 | | s-3s=30s | | 28=8+b | | -6(5=8m)=-366 | | f=3(49)-5(7) | | s-3s=3-s | | -7+b=(-8) | | w/2=34 | | 2=-7-j | | m3=37 | | 9x^2=75 | | 5-18x+3x-(2x-1)+3x-21=-105 | | 3/3/2=18/x | | -4x-x=-15 | | (7x-46)°=(9x-64)° | | 5x+2+5x+2=6x+20 | | −5x−4(x−6)=−3 | | S=16t-4.9t^2 | | 9-7f=-8f | | b−4=3b | | 9+4x=46 | | 3/11/2=18/x | | u2– 8= -5 | | 5-3(6-x)-(2x-1)+3(x-7)=105 | | 834.0+t=890.4 | | 7x-8=-3+8x | | -4t+8=-6t |

Equations solver categories