Is this simultaneous equations?
if yes then the first step is
make one of the unknown as the subject
Answer:
P = A + B + C
Step-by-step explanation:
Essentially, just add the length of each side. The sum is the perimeter.
Hit brainliest if this was helpful :)
Answer:
105 maybe
Step-by-step explanation:
Answer:
each book was $16
Step-by-step explanation:
140-12=128 divided by 8 = 16
hope this helps!
