Set the two values equal to each other with 18x-2=12x+2 and then plug it in to the equation and solve
Answer:

Step-by-step explanation:

Hope this helps!
Answer:$2175
Step-by-step explanation:
set up an equation
15x+675
15(100) +675= 2175
15 is the additional cost per person
675 is the renting fee for the building
100 is the number of people attending
Hope this helps
1 yard=36 inches
9 times 1=9
multiply both sides by 9
9 times 1 yard=9 times 36 inches
9 yard=324 inches