12x+3x-42=0

Simple and best practice solution for 12x+3x-42=0 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 12x+3x-42=0 equation: 



12x+3x-42=0

We add all the numbers together, and all the variables

15x-42=0

We move all terms containing x to the left, all other terms to the right

15x=42

x=42/15

x=2+4/5

See similar equations:

| 52-3x=37 | | 6x+3=6x+3=  9x+219x+21 | | 4*(2,5x-5)=7-(x+5) | | 4x–11=2x+7 | | x-8+3=17 | | 9n-99=18n | | (7+v)=12(v+6) | | 3n+21=30 | | 60+12x=360 | | |x-8|+3=17 | | –14p=–7p(+11)−18 | | 2x²=1 | | -6n+7-8n=21 | | 8n=16=-8(-n-2) | | 1/2x+7x=180 | | h−1/2=11/4 | | -3(x-1)-1.6=2(-1.7x+1) | | 1/3(5y-9)=1/7(y-8) | | -14s-3=9+13-14s | | h−1/2=11/4. | | 12n=-6n-10 | | 5z+46=11z-20 | | h−12=114. | | 3x+1-7x=33 | | -5(3u-16)=-15u | | 2(3x-2=(2x-6) | | 63÷x=21 | | -4(n+7)+10=-2 | | (5y+14)+(8y-13)=180 | | 6y+13=y+48 | | -17z+12=5-5-20z | | 100x+35.75=224.60x+17.95 |

Equations solver categories