Test #1 Review: Evaluating and simplifying expressions.

Evaluate the expression (Hint: Apply PEMDAS)

1) $$17\ +\ 36\ \div\ 9$$

Evaluate the expression (Hint: Apply PEMDAS)

2) $$24\ \div\ 8\ \cdot\ 3$$

Evaluate the expression (Hint: Apply PEMDAS)

3) $$5\ \left(4\ +\ 6\right)\ -\ 7\ \cdot\ 7$$

Evaluate the expression (Hint: Apply PEMDAS)

4) $$\frac{49+21}{19-9}$$

Evaluate the expression (Hint: Apply PEMDAS)

5) $$5\left[11-\left(7+5\right)\div4\right]$$

Evaluate the expression if x = 3, y = 4, and z = 7

6) $$z\ +\ 15$$

Evaluate the expression if x = 3, y = 4, and z = 7

7) $$\frac{x\left(z\right)}{3}$$

Evaluate the expression if x = 3, y = 4, and z = 7

8) $$6y\ -\ 4x$$

Evaluate the expression if x = 3, y = 4, and z = 7

9) $$5z\ +\ \left(x\ +\ 4y\right)\ -15$$

10) Simplify the expression:

$$12\ +\ \left(x\ +\ 18\right)$$