G-8=B you can't find out B (boys) until you know how many G (girls) there are in Mrs. Davis's class
Answer:
jack’s is more expensive
Step-by-step explanation:
Set the two values equal to each other with 18x-2=12x+2 and then plug it in to the equation and solve
I don't know if I did it right but here's my guess. I think you multiply 7 by 20% and that gives you 1.40 as a result. Compared to the other method I used (division), I'm pretty sure I'm right since the other result was 35. Doesn't make sense if the end amount was $7.