x*x+3x-208=0

Simple and best practice solution for x*x+3x-208=0 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*x+3x-208=0 equation:


Simplifying
x * x + 3x + -208 = 0

Multiply x * x
x2 + 3x + -208 = 0

Reorder the terms:
-208 + 3x + x2 = 0

Solving
-208 + 3x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-16 + -1x)(13 + -1x) = 0

Subproblem 1

Set the factor '(-16 + -1x)' equal to zero and attempt to solve: Simplifying -16 + -1x = 0 Solving -16 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '16' to each side of the equation. -16 + 16 + -1x = 0 + 16 Combine like terms: -16 + 16 = 0 0 + -1x = 0 + 16 -1x = 0 + 16 Combine like terms: 0 + 16 = 16 -1x = 16 Divide each side by '-1'. x = -16 Simplifying x = -16

Subproblem 2

Set the factor '(13 + -1x)' equal to zero and attempt to solve: Simplifying 13 + -1x = 0 Solving 13 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -1x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -1x = 0 + -13 -1x = 0 + -13 Combine like terms: 0 + -13 = -13 -1x = -13 Divide each side by '-1'. x = 13 Simplifying x = 13

Solution

x = {-16, 13}

See similar equations:

| 2(x+5)-(11-2x)=2x | | -8x=-288 | | 25+5=28 | | 25-5x=28 | | 48r^2-98r+49=0 | | (x+4)(x-4)*(x+4)(x-4)= | | 2x+3=2(x-4) | | x^4-26x^2+120=0 | | 28w^2-53w+24=o | | 20b^2-11b=3 | | 6t^2-11t=35 | | x^2+y^2+8x+2y+13=0 | | x^2+px-18=0 | | 8x^5=16x^3+4 | | 10(x+4)=5(x+16) | | 5(3x+2)=3(4x+3) | | 5(x-4)=68-6x | | H=16t+80t | | -29x+13y=-11 | | (10+x)(10-x)=840 | | -6x-8x=112 | | -4(x+4)=2(x+1) | | 16(2x-1)+3=-16(2x-1) | | y=0.2(3.8)x | | 3p-5p-7=0 | | 2x-7x+8x=15 | | x*x+7x+12=0 | | (2x+7)(x-5)=4x+14 | | 14x=12x+3 | | b=c-a | | 8n-7=25 | | x*x+7+12=0 |

Equations solver categories