Answer:
I haven't done these in a really long time so this could be wrong but it's better than nothing I guess.
Step-by-step explanation:
solving
we get 
Step-by-step explanation:
We need to solve the following expression:

Solving:

So, solving
we get 
Keywords: Fractions
Learn more about fractions at:
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Answer:
45 degrees
Step-by-step explanation:
Inscribed angles are always half of the value of the central angle, therefore half of 90 degrees would be 45 degrees.
Answer:
Step-by-step explanation:you would multiply all the side then I would divide how many sides there are
Answer=3
The numerical factor is the number in front of the variable in an expression.
3x
3 is the number in front of the variable in the expression.