A mix weighs 38 pounds. the mix is 80% sand by weight. about how many pounds of sand are in the mix??? PLZZZ HELPP MEE RNNN

Given: x + y = 6. if xe (-15, -6, -1), then which of the following sets of ordered pairs are solutions? © {(-15, -21), (-6, -12), (-1, -7)} [(-15, 21), (-6, , 7)} {(-15, 21), (-6, 12), (-1, -7)}

5/6+7/8what is the answer sealsdbdbshd

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items