Algebra 1 - Linear Equations Summative

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What is the y-intercept of the line graphed below?

• 3
• 4
• -3
• 4/3

Which line is being represented by the graph?

• y = 3/4 X -3
• y = -3/4x + 4
• y = 3/4x + 4
• y = -3/4 x - 3

Find the slope.

• 3/2
• -3/2
• (-0,-3)
• none of the above

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

In the equation, y = mx + b, the letter b is the ___________.

• y-intercept
• x-intercept
• slope
• rate of change

Consider the equation:
y=-x+4
Identify the slope and y-intercept.

• m=4, b=-x
• m=-x, b=4
• m=1, b=4
• m=-1, b=4

What does "m" represent in y=mx+b?

• y-intercept
• slope
• macaroni
• x-intercept

Write an equation in point slope form of equation of line

point (7,10) and has a slope of -2?

• y-10 = -2(x+7)

• y-10 = -2(x-7)

• y+10 = -2(x+10)

• y -10 = -2x+2

Write equation of a line in point slope form that passes through (3,8) and has a slope of 5?

• y-8=5(x-3)

• y=5x+8

• y-3=5(x-8)

• y-y₁₌ m(x-x₁₎