Answer:
x = 1/4
Step-by-step explanation:
<u>Calculations:</u>




24+15+11=50, the total number of times the markers were chosen.
Since 11 of these 50 tries resulted in a red and blue marker, the probability is 11/50. This is equal to 0.22 or 22%.
Answer:
it's 9
Step-by-step explanation:
i dont know how to explain
X^2+2x^2=14+7
3x^2=21
x^2=7
x=±√7