Question 
15 is the same as the product of 3 and a number. Which equation models this sentence? 
15=3x 
15=x-3 
15=3+x 
15=x divided by 3
Answer:
15=3x
Explanation:
15 = 3x
x = 15 : 3
x = 5
.........................
check
15 = 3 * 5
15 = 15
the answer is good