18=-7a-2a

Simple and best practice solution for 18=-7a-2a 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 18=-7a-2a equation: 



18=-7a-2a

We move all terms to the left:

18-(-7a-2a)=0

We add all the numbers together, and all the variables

-(-9a)+18=0

We get rid of parentheses

9a+18=0

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

9a=-18

a=-18/9

a=-2

See similar equations:

| 5x-(√16)=39 | | p+5+6p=-3 | | (12)8h=900 | | 0=a(0-15)^2+12 | | X+0.8x=288 | | -12-a=-15 | | 3(c+8)+-2.1=-5.1 | | 3x^-1/2=0.3 | | 7x+12-2x=17 | | 14-11(x+26)-27(x+26)=15x-15x | | .08x+x=288 | | 12/x=x/30 | | C=38.43+0.50x | | 5-8(-2x)=-80 | | 2x=5x-26 | | x/2+51=56 | | 2q-6=-6-2q | | 10=15+2.5x | | 10+3x=x-9 | | 390+.014x=200+0.25x | | 60xx960x=7652 | | 800=50x | | 44+3x^2=5x^2-10 | | G(-4t)=-4^2-4 | | 204.1=b×5 | | 204.1=5×b | | –4s=–5s+7 | | x•x+2x+7x+6=180 | | 2x+20+3x+25=180 | | X(x-7)=330 | | 2x+20=3x+25 | | 65×3.14=b×5 |

Equations solver categories