Which equation represents a linear function? 2xy+y=9

y=12x−5

3y+x2+x=0

4x+2(y−1)=0

You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Which expression is equivalent to 3^3 + 2^2?