Answer:
137
Step-by-step explanation:
Since angle Z and the angle of 43° are supplementary, the sum of them must equal 180. Therefore,
∠Z + 43 =180
∠Z = 137°
The answer to the thrd one is 52
how you do it is by multiplying the 6.5 by 8
and that gives your the answer of 52
idk about the other one cuz my answer came out to be .010 soooo ya idk if u should trust me on that one
anyways hope this helps!
Answer:
x=1 and -3
Step-by-step explanation:
log(x)+log(x+2)=log(3)
log(x(x+2))=log(3)
x(x+2)=3, simple quadratic. x=-3 and 1. Answered by Gauthmath
Answer:
a). Mileage for carA=
, and mileage for carB=
b).total mileage for both is similar to average of them= 
=![\frac{5x+4}{2x(x+1)}[tex]mil/gal](https://tex.z-dn.net/?f=%5Cfrac%7B5x%2B4%7D%7B2x%28x%2B1%29%7D%5Btex%5Dmil%2Fgal)
Step-by-step explanation:
It is given that the distance traveled by car 
And distance traveled by car 
We know the mileage is mile/gallon,
a).So mileage of car

Similarly , the mileage for car


b).total mileage for both is similar to average of them= 

Now divide by 2 for total(average) mileage.
.
Thus those are the answers.