Alberto invests his $90 for 2 years at r % per year simple interest. At the end of 2 years the amount of money he has is $99.
Calculate the value of r.

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine, t, the number lf tokens jason bought

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

(x-5)1/2+5=2 what is possible solution of this equation