Answer:
-1
Step-by-step explanation:
;$[#*×;$[#!*×;$>'ksmkwwoejxbskqo10
y=2.5x-2
49
=
= 49
product of prime factors: 2*5
105cm^2
5 times 6 = 30
30 div 2 = 15
6 times 15 = 90
90 + 15 = 105