Answer:
1400
Step-by-step explanation
First I made a list of all of the first 7 carriages, so that's 125, 150, 175, 200, 225, 250, and 275. After adding those you get 1400.
Answer:
The y-intercept is the point where x equals 0, so point W(0,2) would be the y-intercept.
Answer:
7
Step-by-step explanation:
Work with PEMDAS
(Subtracting a negative from a negative is the same thing as adding)
7-(-19)-18+(-19)+18
7-(-19)=26
-18+(-19)=-37
26-37+18= 7
Answer:
Step-by-step explanation:
1300 x 1.042 = $1354.6
Answer:
Betina is 
tall
Step-by-step explanation:
let
x ----> Brian's height
y ----> Bonnie's height
z ----> Betina's height
we know that
so
substitute the value of x
substitute the value of y
therefore
Betina is tall
