Graphing Lines ALL 3 FORMS Quick Check

Find the slope and y-intercept. $y=\frac{1}{2}x-1$  

• slope: 1/2 y-intercept: -1

• slope: 2 y-intercept: -1

• slope: 1/2x y-intercept: 1

• slope: 2 y-intercept: 5

Which equation matches the graph?

• y = 2x

• $y=\frac{1}{4}x+2$

• y = x + 4

• y = 2x - 3

Which of these is in slope-intercept form?

• y = mx+b

• Ax + By = C

• a + b = z

Which equation is written in STANDARD form?

• $y=\frac{1}{2}x$

• y = 2x + 1

• 7x + 2y = 9

• 2x + 3 = 6

Find the intercepts of the equation. $2x-3y=-6$  

• x=2, y =3

• x= 3, y = 2

• x= -3, y = 2

Find the intercepts of the equation. $4x-y=8$  

• x= 2, y = -8

• x= -2, y = 8

• x= 4, y = -1

For the equation

y - 3 = 2(x + 4),

the line has a slope of 2 and contains what point?

• (-4, 3)

• (3, -4)

• (-3, -4)

• (-4, -3)

For the equation
y + 1 = -3(x - 5),
the line contains the point (5, -1) and has a slope of?

• -1
• 1
• -3
• 5

Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

• y + 7 = -1/4(x - 4)
• y - 4 = -1/4(x + 7)
• y + 7 = 4(x - 4)
• y - 7 = -1/4(x - 4)

In Ax + By = C, A, B, and C are all _______________.

• Integers

• Fractions

• Decimals