Given:
The expression is
.
To find:
The position of parentheses inserted in the expression to get the value 19
Step-by-step explanation:
We have,

Now,




There are more ways to apply the parenthesis, but we do not get 19.



And many more possibilities.
Therefore, the expression after inserting the parentheses is
.
Answer:
there are 28 quarters and 13 nickels
Step-by-step explanation:
Answer:
The number before a variable. For example, 4x. 4 would be the coefficient, and x would be the variable.
Answer:
B. 1 1/3
Step-by-step explanation:


three can go into 4 once, so we have a whole number of 1 and a leftover 1/3.
=
hope this helps :)