7x+21=10x+12

Simple and best practice solution for 7x+21=10x+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 7x+21=10x+12 equation:



7x+21=10x+12
We move all terms to the left:
7x+21-(10x+12)=0
We get rid of parentheses
7x-10x-12+21=0
We add all the numbers together, and all the variables
-3x+9=0
We move all terms containing x to the left, all other terms to the right
-3x=-9
x=-9/-3
x=+3

See similar equations:

| 54x=71 | | 2-1-1=0.5x+0.5x+x | | 3/4x+2/3x=17 | | 36x=-60 | | 5y=-19 | | 3(-0.6)+11=x | | 8^(x-4)=4^(3x) | | 2x/3-3/4=15/4 | | 5x²-50x=0 | | 224=14a | | 2x(x+2)=4(x+200) | | -34+6x=-14 | | 18,069,333,33333=(1/3)440x440 | | 24+(2x+18)+(180-(3x+6))=180 | | 7(7x-10)=8(x-10) | | 10=s/3=8 | | 5x+4(4x-9)=3(6x+7)-3x | | 111.51=x-(0.33*x) | | 39−8x=−8(3+4x)+3x | | |x+4|+7=19 | | .65x=4000 | | 4/3+3=x+3 | | –2x+6=–5x–7+x | | 4x-24=62 | | 5(x-4)+6=8(x+7)-2(3x+5) | | x+6/3=2-x+1 | | 16=1/2(6x+8) | | 18+x=45 | | -8x+17=97 | | 9/10=27/m | | y=-3y2+8y-4= | | y=-3y2+8y-4 |

Equations solver categories