3a^2/7-2=10

Simple and best practice solution for 3a^2/7-2=10 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 3a^2/7-2=10 equation: 


a in (-oo:+oo)

(3*a^2)/7-2 = 10 // - 10

(3*a^2)/7-10-2 = 0

3/7*a^2 = 12 // : 3/7

a^2 = 28

a^2 = 28 // ^ 1/2

abs(a) = 2*7^(1/2)

a = 2*7^(1/2) or a = -(2*7^(1/2))

a in { 2*7^(1/2), -(2*7^(1/2)) }

See similar equations:

| 150/6.28 | | 12-d=4.75 | | 2x^2+10x-408=0 | | 6y-7=35 | | -8/9=t/9 | | y+3=.5(x+2) | | 66=-6(5y+4) | | 10m+5n-3m+9n= | | 2y-7x=-5 | | 9.50h=228 | | 10m+5m-3m+9n= | | X^2-20x+100=100 | | y+3=.5(x-2) | | 5(2i-12)+6i=100 | | 216x(4/3) | | 4m+2m=180 | | n/14=16 | | 12k+23=5k+74 | | 5(21-12)+6i=100 | | 3x+12=x+89 | | 8y+41=3(y+2) | | 180-40-2x=y | | 4(y+2)=7y-7 | | 35x+55=-50 | | 7+p/3=2 | | 3(p+7)-5p=25 | | 2y-8=4(y-3) | | 0=2x^2+14x+12 | | 32+4y=-4y | | Y=-2/5(x)-2 | | x^2+4x+59= | | 2c-13=7d-9 |

Equations solver categories