X*(2X+5)=25

Simple and best practice solution for X*(2X+5)=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 X*(2X+5)=25 equation:


Simplifying
X(2X + 5) = 25

Reorder the terms:
X(5 + 2X) = 25
(5 * X + 2X * X) = 25
(5X + 2X2) = 25

Solving
5X + 2X2 = 25

Solving for variable 'X'.

Reorder the terms:
-25 + 5X + 2X2 = 25 + -25

Combine like terms: 25 + -25 = 0
-25 + 5X + 2X2 = 0

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

Subproblem 1

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

Subproblem 2

Set the factor '(5 + -2X)' equal to zero and attempt to solve: Simplifying 5 + -2X = 0 Solving 5 + -2X = 0 Move all terms containing X to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2X = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2X = 0 + -5 -2X = 0 + -5 Combine like terms: 0 + -5 = -5 -2X = -5 Divide each side by '-2'. X = 2.5 Simplifying X = 2.5

Solution

X = {-5, 2.5}

See similar equations:

| x^3+8x^2-3x-2266=0 | | 4x=3512 | | 1=5(3)+b | | 13x-3y=34 | | 5x^2=2.2x^2+5.88x+3.168 | | 64*3.14= | | 8/6=5/9 | | 3=-1x+1y | | p(5)=1.8 | | n/32=512 | | a^17/4a^9 | | 360=x(x+2) | | 65=2+7x | | 40-2.5x=3 | | 3(p+7)=2(p-3)+p+27 | | h(5)=175(1.028)5 | | 0.4(x-0.45)=9.2 | | 5+8=43 | | Z/5w=8 | | 9=(20/6x) | | 2/3n=46000 | | 6n=432 | | .9=(20/6x) | | 2/3x=46000 | | 4(3y+6)=12-2(y-6) | | 5x^2+25x-44=0 | | 10x-4x+136=10x+64 | | -2+10t=6+9t | | tan60=35/x | | 3(-6)-2(5)= | | 4x^2+18x-18=0 | | 7h=38.5 |

Equations solver categories