Ty’s phone company charges him $20 a month for unlimited calls and $0.02 per texts he sends. write an equation to represent ty’s total monthly bill based upon how many texts he sends

7.(03.01 lc)which set represents the range of the function shown? {(-1, 5), (2,8), (5, 3), 13, -4)} (5 points){-1, 2, 5, 13){(5, -1), (8, 2), (3,5), (-4, 13)){-4, 3, 5, 8}{-4, -1, 2, 3, 5, 5, 8, 13}

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

3x + 4y = 5 x- 3y = -7 solve by substitution