2x(x)+1=5

Simple and best practice solution for 2x(x)+1=5 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 2x(x)+1=5 equation:


Simplifying
2x(x) + 1 = 5

Multiply x * x
2x2 + 1 = 5

Reorder the terms:
1 + 2x2 = 5

Solving
1 + 2x2 = 5

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1' to each side of the equation.
1 + -1 + 2x2 = 5 + -1

Combine like terms: 1 + -1 = 0
0 + 2x2 = 5 + -1
2x2 = 5 + -1

Combine like terms: 5 + -1 = 4
2x2 = 4

Divide each side by '2'.
x2 = 2

Simplifying
x2 = 2

Take the square root of each side:
x = {-1.414213562, 1.414213562}

See similar equations:

| (9x^3-5x^2+3)+(6x^2-5)=0 | | 3(x+1)=-2(x+-1)+6 | | 500x-x=1x | | 400=20e^3x | | x^2+6xy+9y^2+35=0 | | X=(3+2j)*(4+9j) | | 6(p-2)+3p=0 | | X=(3+2j)x(4+9j) | | 7x-10y=11 | | 4c+5c^2-c=0 | | 200+1000=5x | | (10-6y+e-3x)dx-2dy=0 | | lg(x+3)+lg(x-3)=lg(6) | | 8q-3+5q(2+q)=0 | | 4y-13=-5 | | 0=-k^2-4k-4 | | log(x+3)+log(x-3)=log(6) | | 5(0.8)-3p+18=(0.8+5)-2(3p-7) | | f(1.1)=1.5(1.1)+7.6 | | x^2-4x+7+5x^2-3x-6= | | 73-17=x+9answer | | 31x-10y=36 | | 2[4f+8g]= | | 7a^4(9a+6a^5)= | | x^2-5x-2x^3-5x^2+3x-2= | | 7h^4-9h^3+2h^2=0 | | 50=-16x^2+96x+60 | | x^2+-14x=0 | | 3-a=4a+11 | | y-2=3y+14 | | 9n+3=4n-9 | | 6v^2-21x-9=0 |

Equations solver categories