Solving Equations - Quiz

1. Simplify the expression

• A. 22q – 4q
• B. 18q
• C. 13q + 29
• D. 13q + 5

Sammy is solving the equation. Which step should Sammy complete first?

• A. Add 8 to both sides
• B. Subtract 8 from both sides
• C. Multiply both sides by 2
• D. Divide both sides by 2

3. Solve the following equation for the missing variable.

4. Solve the following equation for the missing variable in decimal form.

Find the value of x needed to make the equation modeled below true.

A pizza shop chargers $7.00 for a cheese pizza and $1.50 per topping. The total charges for Megan's pizza was $11.50.

Which equation can be used to determine how many toppings Megan ordered on her pizza?

• A. 7 + 1.5 = 11.5
• B. 7t + 1.5 = 11.5
• C. 1.5t + 7 = 11.5
• D. 7t + 1.5t = 11.5

A pizza shop chargers $7.00 for a cheese pizza and $1.50 per topping. The total charges for Megan's pizza was $11.50.

How many toppings did Megan order on her pizza?

A cold front moves through the area quickly. In the morning, the temperature is 82^o F and after 6 hours the temperature has dropped to 58^oF. If the temperature dropped at a steady rate, how much did it drop each hour?

Which equation correctly models this situation?

• A. 82 - 6x = 58
• B. 82 + 6x = 58
• C. 82x - 6 = 58
• D. 58 + 6x = 82

A cold front moves through the area quickly. In the morning, the temperature is 82^o F and after 6 hours the temperature has dropped to 58^oF. If the temperature dropped at a steady rate, how much did it drop each hour?

What does the variable represent in this problem?

• A. the number of hours
• B. the number of degrees
• C. the starting temperature
• D. the total change in temperature

A cold front moves through the area quickly. In the morning, the temperature is 82^o F and after 6 hours the temperature has dropped to 58^oF. If the temperature dropped at a steady rate, how much did it drop each hour?

How many degrees did the temperature drop each hour?