Answer:
2.27700622339
Step-by-step explanation:
Calculated your welcome
Answer:
84 feet
Step-by-step explanation:
-16(1.5)^2+120=84
Answer:
A baby that weighed 6 1/4 pounds at birth now weighs 8 pounds.
Step-by-step explanation:
Answer:

Step-by-step explanation:
When adding rational numbers, if the denominator is the same you simply keep the denominator (bottom of fraction) as it is and apply the operation given to the numerator ( top of fraction )
So we have 
==> remove parenthesis and apply signs

==> simplify numerator by combining like terms

and we are done!
Note:
like terms are terms with the same variable and exponent
An example of like terms are 6x^7 and 3x^7 as they have x as a variable and a power of 7
The like terms being combined here were (6x² and 4x²) and (5 and -2)
whelp the answer to your question, the one you put up at least is 16.333 going on infinitely or 16 and 1/3