-7x^2=-49

Simple and best practice solution for -7x^2=-49 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 -7x^2=-49 equation: 


Simplifying
-7x2 = -49

Solving
-7x2 = -49

Solving for variable 'x'.

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

Divide each side by '-7'.
x2 = 7

Simplifying
x2 = 7

Take the square root of each side:
x = {-2.645751311, 2.645751311}

See similar equations:

| 432121=32 | | 4(2x+12)=88 | | 4(2x+12)=86 | | -13=3x-7x+31 | | 7m-9=0 | | 11x=336 | | x^3+2x-11x+12=0 | | 5m+5=0 | | 9w=5 | | 5x+2x-6x=10 | | 9w=4 | | 7+2x+3x=7 | | 400+(x*0.04)=460 | | 2(2w+2x)+2(3w-3x)= | | a(-a+15)=0 | | 7+c=-11 | | 5*9+3-17= | | 6[y+7]=3y | | 1D+1D=1S | | (x-iy)(a-ib)=i^5 | | (-1y+5.3)+(7.2y+-9)=6.2y+n | | 3x^2-52=7+14x | | y=7sin(4x-2) | | 22+2x=37 | | 8-9*x=-170 | | 2log(x)-log(3)=log(3) | | 5n+8=0 | | 0.3X-(y-1)=2.3 | | 5*2y= | | 2x^2+3x-70=x | | 17x+12y=795 | | 3(x-10)=28 |

Equations solver categories