15 ! determine which method is the best way to solve the of equations. then solve the system. x = y = 2 y = 2x - 1

Aboat's value over time is given as the function f(x) and graphed below. use a(x) = 400(b)x + 0 as the parent function. which graph shows the boat's value increasing at a rate of 25% per year?

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.