91Ó°ÊÓ

Evaluate the expression when $x=4,\text{ a²Ô»å}y=3$

localid="1648722643340" $7(x^2−5y)$

Simplify

– 2 (–14) ÷ (– 7)

Find the product or quotient.

$840÷\left(-24\right)$

Evaluate the expression when x = – 8, y = 4 and z = – 5

y + (– 75)

The point (a, b) is in Quadrant II of a coordinate plane. Describe the location of the point with the given coordinates.

34. $(\text{b,}  \text{b})$

Find the sum.

$-  11  +  (-  18)$

State the opposite of the number.

$6$

Find the product or quotient.

$18\left(-4\right)$

Writing the square of a number is the second power of the number. The cube of a number is the third power of the number. Explain why these names are reasonable.

Write a variable expression to represent the phrase.

13 more than a number