2x*x+9=59

Simple and best practice solution for 2x*x+9=59 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+9=59 equation:


Simplifying
2x * x + 9 = 59

Multiply x * x
2x2 + 9 = 59

Reorder the terms:
9 + 2x2 = 59

Solving
9 + 2x2 = 59

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 2x2 = 59 + -9

Combine like terms: 9 + -9 = 0
0 + 2x2 = 59 + -9
2x2 = 59 + -9

Combine like terms: 59 + -9 = 50
2x2 = 50

Divide each side by '2'.
x2 = 25

Simplifying
x2 = 25

Take the square root of each side:
x = {-5, 5}

See similar equations:

| 5(2x+4)30= | | (7x-15)+(4x+15)=360 | | 3(c+4)=12 | | 7x-15+4x+15=360 | | 8-8=2a | | -695=s-833 | | 2(h+h+12)=68 | | 3b^2+16b-27=0 | | n^2+2n-3=7 | | -3b-b(7b-8)= | | 3(2x+3)=20 | | 2(4x+1)-3(X-2)=2(2x-5) | | 2r-t=0 | | 4x-17=0 | | x-23=-23 | | H+12=68 | | lg(1-2y)=8 | | 12-(7+3x)= | | 31(x-2)= | | 8y(-1x)= | | X+3-4x=15 | | 300mm=0.m | | 300mm= | | 14m-9m=-120 | | 8y(-1y)= | | 180-(7x+-28)=5x+64 | | 8x-3=4(2x-4) | | 4x-1-2=2 | | 4n+=17 | | 24x+60=9x | | -9x-3x=-7 | | -3(6+3x)=-7 |

Equations solver categories