Algebra 1 Semester

Find the equation of the line in slope-intercept form.

• y = - 1/4x - 3

• y = 1/3x + 3

• y = - 1/4x + 2

• y = 1/3x - 3

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

• A

• B

• C

• D

Which of the following is in slope-intercept form?

• y=10x-7

• y-5=3(x-1)

• 5x-y=12

• 6x+2y-15=0

What is the y-intercept in the equation?
y = 5x - 4

• 5

• -4

• -5

• 4

What is the value of y in the solution to this system of equations? 3x - 5y = 22 y = -5x + 32

Mathematical Equivalence

ON

Graph the solution to the system. The first equation has been plotted for you.

y = -3x-3

y= 4x +4

Write equation of the line containing (4,2) and (3,5)

_{(hint: use Desmos)}

• y = -3x + 14

• y = 3x + (-4)

• y = -3x - 4

• y = -3x + 10

Write the equation of the line that passes through the point (1, -1) and has a slope of -4.

• y = -4x + 3

• y = -4x - 3

• y = -4x + 5

• y = -4x - 5

A line having a slope of 3/4 passes through the point (−8,4). What would the equation look like before you solve it, if you were plugging these numbers into the slope-intercept equation (y=mx+b)?

• 3/4=-8x+4

• 3/4+(-8)=4b

• 4=3/4(-8)+b

• 4=m(-8)+3/4

Write an equation in point-slope form for the line that passes through the given point with the slope provided.

• y - 1 = -3 (x + 2)

• y + 1 = -3 (x - 2)

• y - 2 = -3 (x + 1)

• y + 2 = -3 (x - 1)