What is the least common denominator for adding the fractions 4/15 1/12 and 3/8 ?

Solve the inequality. write the inequality in interval notation. 9(t-2)> 3(t-7)

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?