Graphing Real Life Linear Equations Review

What is the y-intercept of this graph?

• (0,1)

• (0,-2)

• (0,0)

• (0,3)

Which best describes the shape of an equation of the form y = mx + b?

• U shape

• V shape

• straight line

• random scattered points

What letter represents the slope in the equation y = mx + b ?

• x

• y

• m

• b

In the following equation, what is the y-intercept?  
y = -3x + 7

• -3

• 7

• -3/7

• 3

What is the solution? 

• 1

• -2

• (1, 2)

• (1, -1)

Label each line with the correct equation.

a

b

c

d

Solve the following system of equations by graphing on the provided graph paper. Confirm your results using your graphing calculator. (Section 3.1)

• (11, 5)

• (-5, -11)

• (-4, -10)

• (6, 12)

Which is the graph of y= -x + 2?

(Hint: Graph the equation on your own and see which one matches your graph)

• A

• B

• C

• D

Identify the nature of solution from the graph given.

• Consistent and unique solution

• Inconsistent : No solution

When you graph the exact same equation twice,

• you will have no solution. 

• you will have one solution.

• you will have infinite solutions. 

• you will graph a giraffe. 

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