If y = 2x + 5and 4x - y = 3,then x =
a. 1
b. 2
c. 3
d. 4

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

What is the length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?

Are you guys willing to me with these last 8 questions on my homework for math reply to this question that i posted