Tia's parents gave her $20 to spend at the spring carnival. she spends $5 on funnel cake and the rest on ride tickets. if each ride ticket how many tickets did she purchases

Is (0,0) a to ? ys x2 - 4 y> 2x-1

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the

Which graph or graphs appear to show a sinusoid? < me asap !