Answer:

Step-by-step explanation:
h + 4 ≤ 20
Subtract 4 from both sides.
h ≤ 20 − 4
Subtract 4 from 20 to get 16.

Hope it helps and have a great day! =D
~sunshine~
Answer:49
Step by step is 56÷16=3.5
14x3.5=49
Answer: 789 calories burned while combining diet with 2 hours of exercise
Step-by-step explanation:
we have that


we know that

substitute


Find 
For x=2 hours
substitute


therefore
The answer is
789 calories burned while combining diet with 2 hours of exercise
Answer:
x = ± 2i
Step-by-step explanation:
note that
= i
x² = - 12 ( take square root of both sides )
x = ±
= ±
= ± 2i
Answer:
Step-by-step explanation: