Which of the following could a be equal to? 4a=28 a.24 b.4 c.7 d.-7

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

Explain how you divide powers with like bases. discuss why the bases have to be the same. how are these rules similar to the rules for multiplying powers with like bases.