x^2+9=3x+1

Simple and best practice solution for x^2+9=3x+1 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+9=3x+1 equation:


Simplifying
x2 + 9 = 3x + 1

Reorder the terms:
9 + x2 = 3x + 1

Reorder the terms:
9 + x2 = 1 + 3x

Solving
9 + x2 = 1 + 3x

Solving for variable 'x'.

Reorder the terms:
9 + -1 + -3x + x2 = 1 + 3x + -1 + -3x

Combine like terms: 9 + -1 = 8
8 + -3x + x2 = 1 + 3x + -1 + -3x

Reorder the terms:
8 + -3x + x2 = 1 + -1 + 3x + -3x

Combine like terms: 1 + -1 = 0
8 + -3x + x2 = 0 + 3x + -3x
8 + -3x + x2 = 3x + -3x

Combine like terms: 3x + -3x = 0
8 + -3x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-8' to each side of the equation.
8 + -3x + -8 + x2 = 0 + -8

Reorder the terms:
8 + -8 + -3x + x2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -3x + x2 = 0 + -8
-3x + x2 = 0 + -8

Combine like terms: 0 + -8 = -8
-3x + x2 = -8

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 = -8 + 2.25

Reorder the terms:
2.25 + -3x + x2 = -8 + 2.25

Combine like terms: -8 + 2.25 = -5.75
2.25 + -3x + x2 = -5.75

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = -5.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 9m=p | | -x-8y=-7 | | 9x+37=-5x-11 | | 2/3(x-3/5)=7/2 | | 9mop=0 | | 50x+2=102 | | -8+2x=(21+3x) | | 6(r-12)+5(r-13)=6 | | 4v-10v=-5+35 | | 2x+111=224 | | 1.2a-5=-29.12 | | -1+w=12 | | 3y-2/2y | | 4(y+2)=6y+8 | | 3x+25=9x-5 | | 4.3x-15-1.3x=12 | | 4/x-5=6 | | 25x+80=180 | | y=2*2-10 | | -2-r=17 | | -2/9b=18 | | 5n+7n=-2(1-7) | | -5/2=n/2 | | -2x^2-12x-22=0 | | y/-6=-15 | | 5x+1/2(6x+2)=25 | | x(3x-2)=90 | | 17x-4=15x+8 | | g+17=-3 | | 34x=12 | | 2h-3/h | | 4x-3/3x |

Equations solver categories