Topics 3 & 4 Review

Front

Expand the expression: -5(x - 2 + 3x)

Back

-20x + 10

Front

If Axel spent 5x + 4 dollars and Takis cost 3x + 1 dollars, how much did he spend on soda?

Back

2x + 3

Front

Jaime's bank account earns 5% simple interest. If he earned $150 over 5 years, what was his initial deposit?

Back

$600

Front

The selling price of an iPhone case is $28.50 with a 25% markdown. Will the store still make a profit after the markdown?

Back

No, the store will lose $1.43

Front

Calculate the sales tax on an item that costs $55 with a tax rate of 5.25%.

Back

$2.89

Front

What is the formula for simple interest?

Back

Simple Interest = Principal × Rate × Time

Front

Define 'markup' in pricing.

Back

Markup is the amount added to the cost price of goods to cover overhead and profit.

Front

What does 'markdown' mean in retail?

Back

A markdown is a reduction in the original selling price of a product.

Front

How do you calculate the total cost including tax?

Back

Total Cost = Item Price + (Item Price × Tax Rate)

Front

What is the purpose of expanding an expression in algebra?

Back

To simplify the expression and make it easier to solve or manipulate.