-3+(-21)+18

3 answers

-3+(-21)+18
-3-21+18
-24+18
-6
solve for x in this equation 4(x+3)=x+6
You know, it'd be nice if you showed some of your work. I already know how to do this ...

4(x+3)=x+6
4x + 12 = x+6
3x+12 = 6
3x = -6
x = -2