Answer:

Step-by-step explanation:
Given
3 ×
← can be expressed as
× 
Multiply numerators/ denominators, that is
= 
= 
Answer:
Step-by-step explanation:
When multiplying or dividing two negatives, multiply or divide the normal way and make your answer positive. Two negatives make a positive.
M1 = m4 = 50 (A) is the answer
N + 4.5 = 8.2
n = 8.2 - 4.5
n = 3.7
The right answer is 4 hoped i helped