(3x-21)/7=12

Simple and best practice solution for (3x-21)/7=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 (3x-21)/7=12 equation: 


x in (-oo:+oo)

(3*x-21)/7 = 12 // - 12

(3*x-21)/7-12 = 0

(3*x-21)/7+(-12*7)/7 = 0

3*x-12*7-21 = 0

3*x-105 = 0

(3*x-105)/7 = 0

(3*x-105)/7 = 0 // * 7

3*x-105 = 0

3*x-105 = 0 // + 105

3*x = 105 // : 3

x = 105/3

x = 35

x = 35

See similar equations:

| (3y-1)(4y+2)= | | Q+2.7=-12 | | (3x-21)/7=10 | | -1.1x-2.2=-6.8 | | 1/2(x/8)=1 | | 3x-21/7=10 | | 2l+2(90)=700 | | w-3/4=82/3 | | 2/x-3/(2x)=1 | | -7w+3(w+2)=38 | | -8n-30=-2(n+3) | | Y/2=-9 | | 8(x-3)=4(2x-6) | | 2x+3-x=18 | | 1/5y-4/3=-3/2 | | 4w+14=58 | | -2=7y-2 | | -13-2x=4x+11 | | 3r+32=2(3r+4) | | (-2)+(3+2)= | | mn-8p=4 | | X^2=8a+9 | | 5-4+4(42-4)= | | 100x=7.50 | | 1-x-5+6x=6 | | 6b=-66 | | 11-17=-5t+3t | | 1/x-0 | | -2(3x-3)=-42 | | w^2-17w+72=0 | | 4+9+82= | | (2x-1)6=18 |

Equations solver categories