SF7 Unit 4 Test Review

Front

What does the inequality 10 ≥ x - 3 represent?

Back

It represents that x must be less than or equal to 13 (x ≤ 13).

Front

Distribute the expression 0.25(-8x - 4.8). What is the result?

Back

The result is -2x - 1.2.

Front

Solve for x in the equation 4(x - 8) = 24. What is the value of x?

Back

x = 14.

Front

What does the inequality 28 > m - 4 imply about m?

Back

It implies that m must be less than 32 (m < 32).

Front

If a limo driver charges a rental fee of $375 and $0.85 per mile, what inequality represents the miles he needs to drive to make more than $450?

Back

The inequality is 0.85x + 375 > 450.

Front

What is the first step to solve the inequality 10 ≥ x - 3?

Back

Add 3 to both sides to isolate x.

Front

How do you distribute a constant across a binomial?

Back

Multiply the constant by each term in the binomial.

Front

What is the solution to the equation 4(x - 8) = 24?

Back

First, divide both sides by 4, then add 8 to find x.

Front

What is the significance of the inequality symbol in 28 > m - 4?

Back

It indicates a relationship where m must be less than a certain value.

Front

How can you represent a real-world scenario with an inequality?

Back

By defining variables and setting up an inequality based on conditions.