34 = q + n
6.1 = .25q + .05n
-1.7 = -.05q - .05n
6.1 = .25q + .05n
4.4 = .2q
q = 22
22 of the coins are quarters.
The measure of the smaller angle is 30 degrees.
The measure of the larger angle is 150 degrees.
What I did:
supplementary angle=180 degrees.
<span>An angle is five times its supplement=180/6=
30
30*5=150
150+30=180
</span>
See attached PDF. (The censor thinks there are some unseemly words in there.)
You can factor -80 as

So, we have

The square root of a product is the product of the square roots:

Since
and
, we have

Answer:its easy it the first one you had posted
Step-by-step explanation: