x^2+6x+8=4x-3

Simple and best practice solution for x^2+6x+8=4x-3 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+6x+8=4x-3 equation:


Simplifying
x2 + 6x + 8 = 4x + -3

Reorder the terms:
8 + 6x + x2 = 4x + -3

Reorder the terms:
8 + 6x + x2 = -3 + 4x

Solving
8 + 6x + x2 = -3 + 4x

Solving for variable 'x'.

Reorder the terms:
8 + 3 + 6x + -4x + x2 = -3 + 4x + 3 + -4x

Combine like terms: 8 + 3 = 11
11 + 6x + -4x + x2 = -3 + 4x + 3 + -4x

Combine like terms: 6x + -4x = 2x
11 + 2x + x2 = -3 + 4x + 3 + -4x

Reorder the terms:
11 + 2x + x2 = -3 + 3 + 4x + -4x

Combine like terms: -3 + 3 = 0
11 + 2x + x2 = 0 + 4x + -4x
11 + 2x + x2 = 4x + -4x

Combine like terms: 4x + -4x = 0
11 + 2x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-11' to each side of the equation.
11 + 2x + -11 + x2 = 0 + -11

Reorder the terms:
11 + -11 + 2x + x2 = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 2x + x2 = 0 + -11
2x + x2 = 0 + -11

Combine like terms: 0 + -11 = -11
2x + x2 = -11

The x term is 2x.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2x + 1 + x2 = -11 + 1

Reorder the terms:
1 + 2x + x2 = -11 + 1

Combine like terms: -11 + 1 = -10
1 + 2x + x2 = -10

Factor a perfect square on the left side:
(x + 1)(x + 1) = -10

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 5(3-8x+3x^2)=0 | | 38=-3u+8(u+7) | | 2y-3=12-3y | | 5x-(4x+7)=-4+3 | | -52=-14c | | 28-2x=3(-x+8) | | 7x+3+7x+2+7x=399 | | 8y-11y=-17-22 | | -24=7(x-8)-3x | | 5=x^2+1 | | 5+2=14x | | 4x-6=2-x | | 8m-m-3m=5 | | 2a+4=3a-2 | | 4x-8y=60 | | 3x+xy+1=0 | | 7/5+9x/2=-7x/2-(-5x+3/5) | | 9[a-2]+15=30 | | 1.25t+7=12.5t+16 | | 3x+16=-32 | | (5w-15)21= | | 1-5r=-1+4r-7r | | 2x-15-x=21+10 | | 2(-4x+3)=-7x-(-6+x) | | -4r=-8(r-2) | | 10+4c-5=-4 | | (-8f)+(-f+8)= | | (5x+10)=(6x+4) | | 7/5+9x/2=-7x/2-(5x+3/5) | | 3x-7y+5z=38 | | 14x+1000-10x=1220 | | 9x-7+2=6 |

Equations solver categories