25x^2-4=12

Simple and best practice solution for 25x^2-4=12 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 25x^2-4=12 equation:


Simplifying
25x2 + -4 = 12

Reorder the terms:
-4 + 25x2 = 12

Solving
-4 + 25x2 = 12

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 25x2 = 12 + 4

Combine like terms: -4 + 4 = 0
0 + 25x2 = 12 + 4
25x2 = 12 + 4

Combine like terms: 12 + 4 = 16
25x2 = 16

Divide each side by '25'.
x2 = 0.64

Simplifying
x2 = 0.64

Take the square root of each side:
x = {-0.8, 0.8}

See similar equations:

| 5x-23=4x+7 | | 2+y=3-2[1-2(y+1)] | | 5+24=-17 | | -1=3+3x | | 5/65=15/x | | 3y-1x=9 | | 5x+6=7y | | 2x^2+24x-160=0 | | 1+3m-5m=-9 | | 3r^2+21=0 | | 24/3=120/t | | 64x^2+36y^2-192x-180y-207=0 | | 4t^2-13t+10=0 | | 2/3q-18 | | 4x-1=12x-27 | | 15+1.25x=10+2.5x | | n/0.28=1/0.7 | | 4x+11+7x+4=180 | | 5n^2+12n=-3 | | H=-4.9x^2+4.9x | | 5/20=p/15 | | 1/a-1/2=1/a-1 | | -4[3m+5]=-2[m-2] | | 7/10=n/18 | | (x+4)(x+6)=-3 | | 13/2=65/n | | 9u^2+9u-4=0 | | 1638=34m-23 | | (8-5r)/6=3 | | 420/17.5 | | .25x+45=66 | | -3r^2+6r-3=0 |

Equations solver categories