x^2+17=-3x

Simple and best practice solution for x^2+17=-3x 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+17=-3x equation:


Simplifying
x2 + 17 = -3x

Reorder the terms:
17 + x2 = -3x

Solving
17 + x2 = -3x

Solving for variable 'x'.

Reorder the terms:
17 + 3x + x2 = -3x + 3x

Combine like terms: -3x + 3x = 0
17 + 3x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-17' to each side of the equation.
17 + 3x + -17 + x2 = 0 + -17

Reorder the terms:
17 + -17 + 3x + x2 = 0 + -17

Combine like terms: 17 + -17 = 0
0 + 3x + x2 = 0 + -17
3x + x2 = 0 + -17

Combine like terms: 0 + -17 = -17
3x + x2 = -17

The x term is 3x.  Take half its coefficient (1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
3x + 2.25 + x2 = -17 + 2.25

Reorder the terms:
2.25 + 3x + x2 = -17 + 2.25

Combine like terms: -17 + 2.25 = -14.75
2.25 + 3x + x2 = -14.75

Factor a perfect square on the left side:
(x + 1.5)(x + 1.5) = -14.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 2p^9q^6/r^8 | | 15-1/10x=1/5x | | n+32=19 | | 12x-24=9x+12 | | 6(x+3)=5x+6 | | x-7.7=-6.1 | | 18-(x+8)=5x-2 | | 2x^2-4x-12=0 | | 3x+7-4y=78 | | 75=(-3)(x+8) | | x^2-8x-16=2x^2 | | 10x+7=4x | | 32x+8=358-38x | | ((-2x)/3)+((x+3)/2)=(1/5) | | (x^2+4x-12)/(8-4x) | | x^2-8x+16=2x | | x+5/8=x-5/7 | | p+p+21+4p-22=809 | | -20x+15x+15-6=0 | | p+p+21+2p-22=809 | | 5(p+7+6)=8p | | 6y-12=3y-33 | | x^2+14+49=x^2+12x+36 | | 0.12x+0.32(12-x)=0.27(120) | | 0.07x+0.11(4x)=3100 | | 5n/4+7/4=-3/4 | | 140-2x=43x+15 | | 27/9/5/9 | | 3n/4+5/4=-1/4 | | 1/12y=1/15-13/14 | | 5(1+4a)=-20 | | -3(5d+6)=18+7d |

Equations solver categories