Answer:
x=360 30-40 yrs =288
Step-by-step explanation:
multiple 72 by .05 (36) to find 10 percent, then multiple 80 percent by that number(36) then add both numbers together to get total number of members that month
(72x.05)=36x2+(.80x36)=288
288+72=360
Answer:
y=-6x/square root (4x^2-160
Step-by-step explanation:
hope this helps please mark me brainliest
Negative
Positive
Positive
Negative
Answer:
see explanation
Step-by-step explanation:
let y = f(x) and rearrange making x the subject, that is
y = 5x + 4 ( subtract 4 from both sides )
y - 4 = 5x ( divide both sides by 5 )
= x
Change y back into terms of x
(x) = 
Answer:
-1
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(4-7)/(8-5)
m=-3/3
m=-1