559 TEST Linear absolute value & Proportion

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

What is a ratio?

Back

A ratio is a comparison of two numbers by division.

Front

How do you evaluate the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

What is the absolute value of -2?

Back

2

Front

What is the absolute value of -5?

Back

5

Front

What is the result of |-2| + |-5|?

Back

7

Front

What are equivalent ratios?

Back

Equivalent ratios are two or more ratios that express the same relationship between numbers.

Front

What is the relationship between equivalent ratios and proportions?

Back

Two equivalent ratios form a proportion.

Front

If 6 is subtracted from a number, and the result is divided by 4, what is the equation to find the number if the final result is added to 10 to give 30?

Back

Let the number be x: (x - 6)/4 + 10 = 30.

Front

What is the solution to the equation (x - 6)/4 + 10 = 30?

Back

The solution is x = 86.