Answer:

Step-by-step explanation:
a reciprocal is a number that when multiplied by a given number gives 1 as product.
16 * x = 1
x = 1/16
9/10 * x = 1
x = 10/9
Answer:
A) -2
Step-by-step explanation:
Please excuse my sloppy writing but the answer is 30
Are you trying to simply the equation if so x = 6
Answer:
2nd choice
Step-by-step explanation: