Math

Which of the following function follows the form 𝑓(𝑥) = 𝑚𝑥 + 𝑏?

• exponential function

• linear function

• polynomial function

• quadratic Function

A candlestick burns at a rate of 0.2 inches (in) per hour. After 8 hours the candlestick is 13.4 inches tall. What is the original height of the candle? ___ inches

A family buys a case of water with 48 bottles and consumes 5 bottles per day. Which equation shows the number of bottles left after x days?

• 𝑓(𝑥) = 5𝑥 – 48

• 𝑓(𝑥) = 5𝑥 + 48

• 𝑓(𝑥) = 48 + 5𝑥

• 𝑓(𝑥) = 48 – 5𝑥

Lara is 3 years more than twice Jose’s age. If Lara is 27 years old, how old is Jose? ___ years old

Maria wants to earn money from garbage. She collected 20 kg of cans to recycle. She wants to collect an additional 5 kg each week. The linear function describing the total weight of cans is given by the function 𝑓(𝑥) = 5𝑥 + 20. What is the total weight of cans Maria will collect in 10 weeks? ___ kg

A ​system of equations is when you have ​ (a)   or more equations that share the same variables.

• two
• one
• none

Match the following types of solutions.

• No Solution

• 
• Infinite Solutions

• 
• One Solution

• 

Match the following types of solutions.

• No Solution

• 
• Infinite Solutions

• 
• One Solution

• 

What does it mean to simplify a math statement?

• To simplify you need to create a whole new equation by changing everything.

• Simplify means that you make a math statement shorter so that it's easier to solve.

• Simplify means that you solve for x.

• 3x

• 6

• -1/2

• y