8th Winter Exam Flashcardizz! #1

Front

Evaluate the expression: b² + 4 when b = -3

Back

13

Front

Simplify the expression: 2r - 2(7r + 8) + -4

Back

-12r - 20

Front

What is the percent decrease from $65.50 to $52.40?

Back

20%

Front

Convert 62 mph to feet per second.

Back

90.9 ft/s

Front

What is the formula for percent decrease?

Back

Percent Decrease = ((Original Price - Sale Price) / Original Price) * 100

Front

What does it mean to simplify an expression?

Back

To combine like terms and reduce the expression to its simplest form.

Front

What is the value of b² when b = -3?

Back

9

Front

How do you convert miles per hour to feet per second?

Back

Multiply by 1.46667 (1 mph = 1.46667 ft/s).

Front

What is a polynomial expression?

Back

An expression that consists of variables, coefficients, and exponents, combined using addition, subtraction, and multiplication.

Front

What is the first step in simplifying the expression 2r - 2(7r + 8)?

Back

Distribute -2 to both terms inside the parentheses.