alex says 3/4 is equal to 15/20 why is he correct 1. adding the same # to the numerator and denominator to 3/4 is 15/20. 2. multiplying the numerator and denominator in 3/4 by the same # equals 15/20

the square root of 144 is considered rational. What makes this number rational? Explain your reasoning

Find the value of n such that x^-3x+n is a perfect square trinomial

Determine two different values of "b" in x2 + bx + 30 so that the expression can be factored into the product of two binomials. Explain how you determined those values and show each factorization.

Johan takes out a 20-year mortgage at 4% to buy a house. When he looks at investing in 20-year, fixed-rate Treasuries, which of the following rates is most likely closest to the coupons on the Treasuries?

Complete the square: - 3x^2 + 30x - 52 express in vertex form

Can 13 be partitioned in groups of 3

Emily needs 5 cups of milk to make a vanilla milkshake should she buy a pint a quart or a gallon of milk explain the answer

Savings accounts pay interest on the funds deposited. True False

Oliver's grandfather invested $150 at 5% interest compounded quarterly. When Oliver inherited it, the amount was $6000. For how many years had the $150 been invested?

a train going into Houston has 218 passengers. A train going ou has t of 129 passengers give me an estimate for the total number of passengers on the two trains