Answer:
the top one
Step-by-step explanation:
the only y one with negative 2
Answer:
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Step-by-step explanation:
60+x-45+x=180
60-45+2x=180
15+2x=180
2x=180-15
2x=165
x=165/2
x=82.5
At least 4 means its minimum value is 4 so n≥4
For the fifth term, n = 5.
Just replace n with 5 in the expression.
Then evaluate the expression.

There are the same because 4/8 is rudeced to 1/2