Answer:
Step-by-step explanation:
5a. 7 < x
b. 2< 2x
c. 8 > x
d. 3 > x/29
joe = j
christina = c
Aaron = a
j = 3a , c = a-6 total ages is 149
149 = j + c+ a
149 = 3a + a-6 + a
149 = 5a-6
add 6 to both sides
149 + 6 = 5a-6+6
155 = 5a
a = 155/5
a = 31
c = a - 6
c = 31 - 6
c = 25
