.5x^2-7=1

Simple and best practice solution for .5x^2-7=1 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^2-7=1 equation: 


Simplifying
0.5x2 + -7 = 1

Reorder the terms:
-7 + 0.5x2 = 1

Solving
-7 + 0.5x2 = 1

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 0.5x2 = 1 + 7

Combine like terms: -7 + 7 = 0
0 + 0.5x2 = 1 + 7
0.5x2 = 1 + 7

Combine like terms: 1 + 7 = 8
0.5x2 = 8

Divide each side by '0.5'.
x2 = 16

Simplifying
x2 = 16

Take the square root of each side:
x = {-4, 4}

See similar equations:

| 5x+4(-33+-9x)=32 | | 5x^2-65xy-150y^2=0 | | -7x+5=-51 | | 5w+2=-23 | | 5d-3=-58 | | 1+3t=37 | | x+x+1=147 | | 9x^3y-64xy^3=0 | | -9-3x=-9 | | -6t+4=-50 | | 2n+8=18 | | 8+4t=0 | | -4w+2=6 | | 4m+3=43 | | 6b-1=-25 | | 7b-4=-4 | | 5m+1=-34 | | 6n+4=-32 | | 7+5d=-13 | | 5m+1=-4 | | 6+6a=-30 | | -7w-10=-73 | | 4-6d=58 | | 5+4b=13 | | (32.3+x)+(32.3+27.7)=194.3 | | 2k+10=32 | | 4+5d=19 | | 3w+10=46 | | 3x^2-6=9 | | 5+4w=5 | | 3n-3=24 | | 6y=3y-12 |

Equations solver categories