(X^2)+3X=3+7

Simple and best practice solution for (X^2)+3X=3+7 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^2)+3X=3+7 equation:


Simplifying
(X2) + 3X = 3 + 7
X2 + 3X = 3 + 7

Reorder the terms:
3X + X2 = 3 + 7

Combine like terms: 3 + 7 = 10
3X + X2 = 10

Solving
3X + X2 = 10

Solving for variable 'X'.

Reorder the terms:
-10 + 3X + X2 = 10 + -10

Combine like terms: 10 + -10 = 0
-10 + 3X + X2 = 0

Factor a trinomial.
(-5 + -1X)(2 + -1X) = 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 '(2 + -1X)' equal to zero and attempt to solve: Simplifying 2 + -1X = 0 Solving 2 + -1X = 0 Move all terms containing X to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1X = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1X = 0 + -2 -1X = 0 + -2 Combine like terms: 0 + -2 = -2 -1X = -2 Divide each side by '-1'. X = 2 Simplifying X = 2

Solution

X = {-5, 2}

See similar equations:

| 20=2x-8 | | 16/3*8/13 | | c(x)=(x^2-5x)(7x+11) | | 7a+2c/7b+2d=a-4c/b-4d | | 7ab-8cd=7ab-8cd | | 247/3*1/988 | | x^2-9x=90 | | v+(v-31.2)+(v+25.3)=192.7 | | 8(4x-2)=4(8x+1) | | 3+5s-2=6s+10-4s | | 5r+7r=60 | | x/11=-9 | | 1/2(2-8) | | 1/2*2-8 | | 2.5q-5.7-4.6q=-3.1q-4.4 | | x+(19+x)+(-22+3x)=552 | | x+(35+x)+(-36+4x)=779 | | x-46=-26 | | Ae=3600-.84 | | -5+(16+5)= | | 1/9*6/5 | | 4(2m+2)-6(4m-6)= | | 3(5+x)=23+x | | 13w+10w= | | 2(x+11)+3x=42 | | 3(1+x)=19+x | | 11/16+(-3/16) | | (5z-3)(z+5)-(5z-3)(z-4)= | | 13/20*18/5 | | .9(x+30)+0.5x=76 | | an=a+(n-1)d | | -(4y+1)-(-3y-6)=0 |

Equations solver categories