Keep your head up! You got this!
Answer:
D.
Step-by-step explanation:

C
Step-by-step explanation:
We need to find an equation for each situation. Let x be the number of GB of data used.
Statement 1: At Noise Pollution Cellular, plan A is $30.00 per month and $5.00 for every gigabyte of data used.
Plan A cost equation 
Statement 2: At Noise Pollution Cellular, Plan B is $50.00 per month and $2.00 for every gigabyte of data used.
Plan B cost equation 
Number of GB of data for which both the plan A and plan B cost are <em><u>same</u></em>.

When

When

3.7 difference is subtraction and 5-2 is 3, 9-2 is 7