what's 1+1 I forgot?? I didn't see what you guys said bc the other question got blocked but we can talk here if you want

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2