Step-by-step explanation:
Do you want me to solve the inequality for f?
3x + 4y ≥ 12
3x - 3x + 4y ≥ 12 - 3x
<u>4y</u> ≥ <u>12 - 3x</u>
4 4
y ≥ 3 - 0.75x
Step-by-step explanation:
you can follow the same procedure for others
The range of communication is about 55 meters.
The missing height is 5 inches