Answer:
the answer would be 21/5 or 4.5
Step-by-step explanation:
to solve this equation you would use the butterfly method
3/1 x 2/58
3x28=84 and 5x1=5
your fraction is going to be 84/5.
84 can be reduced to 21. so your <u>answer would be 21/5</u>. in the decimal form, it would be <u>4.5</u>
Answer:
B
Step-by-step explanation:
The equation is (2x+5)^2.
It can't be A because 2 is the multiplier for only x.
It can't be C because the square is outside of the equation.
It can't be D because again, the square is outside of the equation.
So the only thing left is B.
Hope this helped!
Answer: 3.14285714.....
<u>Step-by-step explanation:</u>
pi is 

Thiis is a non-terminating and non-repeating decimal.
-54-(-25)=-54+25=-29
The answer is-29
He simplified expression C because that is the only one that has only multiplications.