2x^2+10=20

Simple and best practice solution for 2x^2+10=20 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^2+10=20 equation: 


Simplifying
2x2 + 10 = 20

Reorder the terms:
10 + 2x2 = 20

Solving
10 + 2x2 = 20

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 2x2 = 20 + -10

Combine like terms: 10 + -10 = 0
0 + 2x2 = 20 + -10
2x2 = 20 + -10

Combine like terms: 20 + -10 = 10
2x2 = 10

Divide each side by '2'.
x2 = 5

Simplifying
x2 = 5

Take the square root of each side:
x = {-2.236067978, 2.236067978}

See similar equations:

| 5u+4u=45 | | 7+3x=5+4x | | 3(x+2)=2x+11 | | 4(x+1.12)=3x | | 2k+5(k-2)=4 | | 2d-3(d-4)=2 | | 4(2x-8)=0 | | 4(x+2)-2=3+2x+2(x+3) | | (n+2)*6=66 | | 3x-4(x+3)=9 | | 5x+9=3x-7 | | 3x+4(x+3)=9 | | 7a+6=55 | | 8d^2-10d-3=0 | | -8(x+5)-(9x+7)=4 | | x*12-148=x*5-8 | | 3(2x+5)=25+x | | 4T+3=T+12 | | 18s^2-39s+20=0 | | 9n-28=62 | | x^2-13x+20=-3x-1 | | 90-6x=12x+20 | | 2x-5yi=16+25i | | 2b^2+19b+42=0 | | 5x+150=14x-12 | | 14-8x=34-22x | | 5+4x=11+2x | | 14-8x=34-22 | | 1957t-567k=67w | | 2+x=6 | | x^2+8x+27=0 | | -61-10=10x+19 |

Equations solver categories