5k-3+9+k=180
6k+6=180
6k=174
k= 174/6= 29
2(180-2h)+40=180
360-4h=140
4h=360-140=220
h=55
Answer: 3 out of 6
Step-by-step explanation:
The numbers she choses from are 1-6 therefore its out of 6
The prime numbers before six are two, three, and five.
therefore its 3/6 chance or 1/2 chance she picks a prime number.
Divide. 30/6=5
6 x 5 = 30
So n is 5
<h2>The answer is:</h2>
<h3>The difference if 3 divided by 7 and x</h3>
<h2>Hope it was helpful to you </h2>
Answer:

Step-by-step explanation:
h = height
a = base side 1
b = base side 2
c = base side 3