Solve algebraically: lara bought 2 pencils and a eraser for $1.50. if a pencil costs 30 cents more than an eraser, how much does a pencil cost ?

Suppose investors can earn a return of 2% per 6 months on a treasury note with 6 months remaining until maturity. the face value of the t-bill is $10,000. what price would you expect a 6-month maturity treasury bill to sell for? (round your answer to 2 decimal places. omit the "$" sign in your response.)

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?