Answer:
OMGGGG WANNA WRK ON THIS TOGETHER I NEED THIS PROBLEM TOOOOO
Step-by-step explanation:
because we can also find out the value of x in second equation like this
3x=21
x=21/3
x=7
Answer:
x ≈ 23.31
Step-by-step explanation:
We can use the law of cosines because we know 2 sides and 1 angle.
The general formula for the law of cosines if the triangle sides are a, b,c and α is the angle between sides a and b. c is the missing side.

In our problem the law of cosines is
x = 
x ≈ 23.31
<span>nu știu
</span><span>oameni dont înțeleg română asa ca va rugam traduce întrebarea dvs. în engleză , folosind Google Translate și oamenii vor răspunde la întrebarea dumneavoastră</span>
Answer:

Step-by-step explanation:
The only multiple of 2 and 5 between 1 and 10 is 10, thus
P(multiple of 2 and 5 ) = 