Answer:
Step-by-step explanation:
x+y>0, x>0, when y=0
x+y<-5 x<-5 when y=0
since the sign is only< then it is dotted line, and since one is greater and is less than they actually do not intersect
Answer:
7.7
Step-by-step explanation:
B cause 9x10 to the 4 equals 90000 and if u square it, it will give u 300 but the rest is decimals
Simplify. Distribute 7 to all terms within the parenthesis
7(x) = 7x
7(-4) = -28
7x - 28 is your answer
hope this helps