Answer:
x < 7
Step-by-step explanation:
2b^2 + 81/2 b + 4
basically 2b^2 + 16b + 49/2 b + 4
= (2b^2) + 16b+49/2b) + (4)
= 2b^2 + 81/2 b + 4
Yes because all sides would be equal to 5 which would give you 5*4 = 20 units.
A...the proportion of heads your friend observes is closer to 0.5
Answer:
X<-50
Step-by-step explanation:
multiply both sides by 2, then you move the constant to the right 10-X>60, then subtract the numbers -X>60-10 and for last you just change the sings so that gives u your answer x<-50