Unit 3 Linear Relationships Review

What does the slope of the line mean in this situation?

• The cost is $0.25 per T-shirt.

• The cost is $2 per T-shirt.

• The cost is $4 per T-shirt.

• The cost is $8 per T-shirt.

What is the solution of the equation?

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OFF

What is the solution of the equation?

Mathematical Equivalence

OFF

Kaya babysits to add money to her savings. She draws a graph to show how much she can earn by babysitting. What is the equation of Kaya's line in slope-intercept form?

Mathematical Equivalence

ON

Kaya babysits to add money to her savings. She draws a graph to show how much she can earn by babysitting. What do the slope and y-intercept represent in this situation​ ?

• Slope is how much she makes per hour babysitting.

  y-intercept is how much she started with in her savings account.

• Slope is how much she makes per hour babysitting.

  y-intercept is how much she made the first day

• Slope is how many hours she babysits.

  y-intercept is how much she makes per hour

How many solutions does the equation have?

• No solution

• One solution

• Two solutions

• Infinitely many solutions

What is the value of m?

Mathematical Equivalence

ON

Decide if each statement about the lines in the system is true or false.

The lines are not parallel so the system has one solution.

• True

• False

Decide if each statement about the lines in the system is true or false.

The lines do not intersect so the system has no solution.

• True

• False

Decide if each statement about the lines in the system is true or false.

There is exactly one solution to the system.

• True

• False