What expression is equivalent to (5z2 + 37+
z+2)
5z4 + 3z2+4

524 +97² +4

25z4 +3023 +19z2 + 12z+4

2574 +3023 +29z2 + 12z+4

What is the solution of the systems of equations? y=2/3x+3 x=-2

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin