Answer:
1. 110
2. 70
3. 70
4. 110
5. 110
6. 70
7. 70
Step-by-step explanation:
when to lines cross, opposite angles are equal so like 1 and 4 are equal
1, 4, and 5 are equal to 110
to find 2, 3, 6, and 7, subtract 110 from 180
26 - 4s = 9s
26 = 9s + 4s
26 = 13s
13s = 26
s = 26/13
s = 2
Hello there!
You need to find an online calculator that will help you graph them.
Answer: The direction is open
UP
See the graph bellow!
Answer:

Step-by-step explanation:
We can write the following system of equations:
, where
is the number of dimes she has and
is the number of nickels she has.
Multiply the second equation by
and add both equations to solve for
:
.
Plug
into any equation to solve for
:

Answer:
55% of 278 is 152.9
Step-by-step explanation:
Multiple 278 by .55