21x+9=45

Simple and best practice solution for 21x+9=45 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 21x+9=45 equation: 



21x+9=45

We move all terms to the left:

21x+9-(45)=0

We add all the numbers together, and all the variables

21x-36=0

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

21x=36

x=36/21

x=1+5/7

See similar equations:

| 0.5x-16=-28-0.25 | | 3x+25+107=180 | | -2+5r=-2(1+6r) | | B=7/4(j-51) | | ×=5y/6(y) | | 5x=1+4(5x-4) | | 3+2g=21 | | 4x+3(-2x+2)=10 | | 2x+4/3x-6=6/9 | | 8x+7x+2+4x+7=180 | | -6+x/4=22 | | 5x=-15+3(5x-5) | | 4(x-1)+4x=6x-8 | | 15x-110=4x+11 | | -2p+10=4p-2 | | 5/6x-7/8=11/12 | | 5x+4(2x-5)=-59 | | 1-3b=-3(b-3) | | 5x+2(3x+2)=-51 | | 5(2+2r)=-4(3-2r)+2 | | 1000+325x=2500+325x | | 7-2r=3r-5r-10 | | 6/13=25/x | | 8x+5=5x=-10 | | 7v/12+2=5v/8 | | |3f+0.5|-1=7 | | 3t^2-10t-6=16 | | 1.1=-4x+13.9 | | (2x+7)-(2x+(-4))=0 | | 9x-8=7x+10 | | -7+7(1+8n)=-7(-6n+2) | | 3/2(x+12)=2x-5 |

Equations solver categories