5x^2+9=2

Simple and best practice solution for 5x^2+9=2 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 5x^2+9=2 equation:


Simplifying
5x2 + 9 = 2

Reorder the terms:
9 + 5x2 = 2

Solving
9 + 5x2 = 2

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 + 5x2 = 2 + -9

Combine like terms: 9 + -9 = 0
0 + 5x2 = 2 + -9
5x2 = 2 + -9

Combine like terms: 2 + -9 = -7
5x2 = -7

Divide each side by '5'.
x2 = -1.4

Simplifying
x2 = -1.4

Reorder the terms:
1.4 + x2 = -1.4 + 1.4

Combine like terms: -1.4 + 1.4 = 0.0
1.4 + x2 = 0.0

The solution to this equation could not be determined.

See similar equations:

| 4.9m+(-3.2m)-13=-2.63 | | 2(3-b)=b-5 | | 4(x+3)=2 | | 3+9am= | | -7-x=11-2x | | 30+-24x=16x+-10 | | 3a+7=-3+a | | 8-4p=p+3 | | Q-4p=p+3 | | 7a+-4+2a=3a+-2 | | 3+9xn= | | 3(2x-6)=2[2(3-x)-5] | | 5=7-2d | | 24(z-1)=(5z+4)4 | | 3y+-20=8y | | 2x^2=15x+25 | | 5r-2r+3(r-1)=10.75 | | y=x^2+12x-45 | | 3abs(4x-1)+10=5 | | -2+-6= | | 7x-2=3x+14 | | y=x^2-4x-32 | | x+-7=2x+-6 | | -0.71(7a-14)=80 | | 3x+5=10-2x | | Y=x-1 | | 3x+5=10-2 | | 4t^2+5t+1=0 | | 2a-4=-3a+6 | | 0.6(5r+20)=30 | | -18=-3(3+3z) | | 45n^2-9n=0 |

Equations solver categories