Answer:
Add all pounds lost during 3 months. 3+7+4= 14. 4 lbsx4 months =16. 16-14=2. 2 lbs must be lost during the 4 month to stay consistent with the 4 lbs weight loss per month.
Step-by-step explanation:
Answer:
Step-by-step explanation:
[logical equivalence]
[morgan laws]
if
is true, then
is true and
is too.
with
true, then
is false [double denial]
In the first equivalence it follows that
is true [identity law]
Then it can be concluded that 
The answer is 4 hope this helps
Is that go math? So i can check
Cross multiplication!

=

7 × 24 = 8x
168 = 8x
Divide both sides by 8 to isolate x

=

8 and 8 cancels out
21 = x