How many ways can two names be chosen from 76 in a raffle if only one entry per person is allowed

Using elimination, what is -4x+2y=-12 4x+8y=-24

To prove that angle def = angle dgf by sas, what additional information is needed? def congruent to dgf dfe congruent to dfg de congruent to dg dg congruent to gf

Line wx is parallel to line yz. if m