Let x1, x2, and x3 represent the concentration of rose oil in each sample. Fill in the matrix equation2.2 2.7 2.35

Aright triangle includes one angle that measures 30º. what is the measure of the third angle? a. 30º b. 90º c. 60º d. 130º

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3