GIVING BRAINLEST!

Rafi is upgrading his cell phone and monthly service plan. Triax Cell offers a new phone for $50 and unlimited service for a monthly fee of $40. CellUR offers a new phone and unlimited service for a monthly fee of $50 after how many months will the cost of 2 phones and monthly service fees be the same

the 5th month

Step-by-step explanation:

Triax=

1st month $50 phone+ $40fee = $90 first month

2nd month= $90+$40=$130

3rd month= $170 (I think you caught on tp the add $40 each month)

4th month= $210

5th month=$250

CellUR=

1st month = $50

2nd month = $50+$50=$100

3rd month = $150(I think you caught on tp the add $50 each month)

4th month= $200

5th month=$250

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step-by-step explanation:

square root

step-by-step explanation: