3x+11=x^2+1

Simple and best practice solution for 3x+11=x^2+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 3x+11=x^2+1 equation:


Simplifying
3x + 11 = x2 + 1

Reorder the terms:
11 + 3x = x2 + 1

Reorder the terms:
11 + 3x = 1 + x2

Solving
11 + 3x = 1 + x2

Solving for variable 'x'.

Reorder the terms:
11 + -1 + 3x + -1x2 = 1 + x2 + -1 + -1x2

Combine like terms: 11 + -1 = 10
10 + 3x + -1x2 = 1 + x2 + -1 + -1x2

Reorder the terms:
10 + 3x + -1x2 = 1 + -1 + x2 + -1x2

Combine like terms: 1 + -1 = 0
10 + 3x + -1x2 = 0 + x2 + -1x2
10 + 3x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
10 + 3x + -1x2 = 0

Factor a trinomial.
(5 + -1x)(2 + x) = 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 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {5, -2}

See similar equations:

| 2x-x=95 | | 14x^2-67x+27=0 | | 0.03(3t-7)=0.09(t-2)-0.03 | | 14x^2-35x-21=0 | | 116=8+96x-16x^2 | | 137.8=3.14*D | | 0.167=x/(0.1497-x) | | 3t-4/5=5 | | 137.8=2r*3.14 | | f(x)=(400+20x)(90-2x) | | 137.8=3.14r^2 | | 24x-40=20x-40 | | 8/2s^-3 | | 135=16x^2+110x+5 | | (3a-6g)(3a+5g)=0 | | x+2y=18.5 | | 8x-4.25=86 | | 5(2-6n)=70 | | 2(x+14)+(2x+-14)= | | -6n=24-14n | | 3+6y=4+8y | | 35x-5y=2.7 | | 2.333333333333333333333333333333333333333333y=84 | | X(x^2+7x)=-60 | | 3q^2-6q=2q^2-8q+63 | | 3t/5=5 | | 7(x-1)=3x+13 | | 3x-5y=2.5 | | 2k^2-13k-24= | | 3.2/8 | | y=9(1)+3 | | x+100=43 |

Equations solver categories