7r^2=14

Simple and best practice solution for 7r^2=14 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 7r^2=14 equation: 


Simplifying
7r2 = 14

Solving
7r2 = 14

Solving for variable 'r'.

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

Divide each side by '7'.
r2 = 2

Simplifying
r2 = 2

Take the square root of each side:
r = {-1.414213562, 1.414213562}

See similar equations:

| 5w+18=4w+5 | | (4a+3)(4a-3)=0 | | 30-2x=3x | | 12s+5-3=4s | | 8-x=x+2 | | 4x*12=6x-20 | | 5x-(4x+6)=0 | | 19x=4x+45 | | .2x+x=1100 | | .25x+8.5=x+1 | | 16a=5a+33 | | 4x-12=6x-20 | | 4x-12=4x-20 | | 2x+x=1100 | | 3x-7=6x+2 | | -4(a-5b-c)= | | ln(x-3)+ln(x+1)=ln(x+7) | | 9.92x-6.13=5.96-7.28x | | 4x+2=3(x-2)+5 | | ln(x+5)=0 | | (16b-7)-5(3b+1)=-4 | | 7c-14d+c-d+7+5d= | | 2(3x+4)=6x+9 | | -16a+18a-a= | | 2x^2+4(x^2+3)-2=22 | | 27=3x | | 4+2x+7= | | 2*x+5=4*x-11 | | 10(2-x)+4x=-3(x+3) | | 2ab*2ab= | | 4x^2+2x-8=0 | | N+18=29 |

Equations solver categories