Answer:
Step-by-step explanation:
So this is an isosceles triangle so the other angle must be x too.
So:
x+x+40 = 180
2x+40 = 180
2x = 140
x = 70
Answer:
16
Step-by-step explanation:
If shes out for 3 hours, times 2 by 3, 2x3 then they have a fee of 10 at the beginning then you add that on to 6 then you get 16. ( Sorry if I'
m wrong this is just how I was taught )
Answer:
x+2
Step-by-step explanation:

Answer:
175,760,000 possible license plates
Step-by-step explanation:
There are 3 spots where there are 26 choices each
=
26
^3
and 4 spots where there are 10 choices each (the digits 0 through 9,
=
10
^4
This gives:
26^3*10^4=175,760,000
Hope this Helps...!!
Answer:
a=6 or -6
Step-by-step explanation:
Solve the determinant to get a²-36=0
(a-6)(a+6)=0
a=6 or -6