If a number equals the same number, there are infinite solutions
Example: 5=5, which is true, so there are infinite solutions
If a number equals a different number, there are no solutions
Example: 5=2, which isn’t true
Answer:

Step-by-step explanation:
hope that was the answer you were looking for :/
Answer:
75
Step-by-step explanation:
450/6 = 75
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Standard deviation (s): 2.7386127875258
Answer:

first create a bracket:

then solve the first bracket:

then open the remaining bracket:

carryout the subtraction operation:
