Answer:
the required answers are :
c) x = 2
d) x = 27 / 7
e) x = 9
f ) x = 6
Step-by-step explanation:
for explanation see the attached image
^_^
5.7t < 420 divide both sides by 5.7
5.7 5.7
t < 73.68
<span>If the relationship is x+4 then
f(5)=5+4
f(5)=9
as an example
</span>
Answer:
3 option
Step-by-step explanation: