Answer:
−1.825
Step-by-step explanation:
Let's solve your equation step-by-step.
8n+16.2=1.6
Step 1: Subtract 16.2 from both sides.
8n+16.2−16.2=1.6−16.2
8n=−14.6
Step 2: Divide both sides by 8.
8n
8
=
−14.6
8
n=−1.825
Answer:
n=−1.825
Ok the answer would be x=11
Answer:
This test batch can be chosen in 2380 ways
Step-by-step explanation:
The order in which the batteries are chosen is not important. So we use the combinations formula to solve this question.
Combinations formula:
is the number of different combinations of x objects from a set of n elements, given by the following formula.

In how many ways can this test batch be chosen?
4 batteries from a set of 17. So

This test batch can be chosen in 2380 ways