For which function will both ordered pairs (3, 6) and (4, 8) be solutions?

y = x + 3
y = 2x
y = x + 4
y = 12 - x

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.