Jumel’s phone plan: c = 60 + 0.05t, where c stands for the monthly cost in dollars, and t stands for the number of texts sent each month
Ashley’s phone plan: $0.35 per text in addition to a monthly fee of $45.

1) whose phone plan, Jumel’s or Ashley’s, costs less if each of them sends 30 texts in a month? Please mathematical reasoning to justify your answer.
2)how much will Ashley’s plan cost for the same number of texts as when jumel’splan costs $75.00?
3)is there a number of texts for which both plans cost the same amount? Use a system of equations to justify your answer.
Please show work