Evaluate the expression 21 ÷ 3 + 8 − 4. (4 points)
19
17
15
11

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Find the domain and range of the following function f(x) = 51x - 21+ 4