Q2 Summative Test 1 in Math 8

In the equation 𝐴𝑥 + 𝐵𝑦 = 𝐶 where A and B are not equal to zero is a linear equation  in what form?

• point- slope form

• slope-intercept form

• standard form

• two-point form

What is the 𝑦-intercept of the graph of y = 5x – 6?

• −5

• 5

• -6

• 6

Which of these linear equations represents the graph below?

• 𝑦 = 3𝑥 – 2

• 𝑦 = −3𝑥 – 2

You are asked by your teacher to graph the linear equation whose slope and a point are given. What will you do first?

• Plot the given point.

• Draw a line passing the points.

• Use the slope to identify the rise and the run.

• From the given point, count out the rise and run.

What is the trend of the graph of a linear equation that has a slope of 5?

• The graph is increasing from left to right.

• The graph is decreasing from left to right.

• The graph is a vertical line.

• The graph is a horizontal line.

What do you call the graph of a linear equation?

• line

• ellipse

• hyperbola

• parabola

The following can be used in graphing a linear equation EXCEPT:

• slope

• two points

• slope and a point

• 𝑥 and 𝑦- intercepts

Which of the following describes the graph of

y = -4?

• increasing

• decreasing

• horizontal

• vertical

Which line passes through the points (1,3) and (−1,5)?

• 𝑦 = 𝑥 + 4

• 𝑦 = 𝑥 – 4

• 𝑦 = −𝑥 + 4

• 𝑦 = −𝑥 – 4

Which among the choices is the abscissa of a point?

• 𝑥 – intercept

• 𝑥 – coordinate

• 𝑦 – intercept

• 𝑦 −coordinate