Question

What is the equation of a line passing through (-3, 7) and having a slope of -1 ?

5
O A.
y = -5x + 22
OB. y= 5x + 22
O C.
1 32
yaX+
5 5
32
y = --X+
5 5
OD
1
O E.
y ---X+
x + 22

Answer 1

Using the information given, we can use the point-slope form:

y - y1 = m(x - x1)

y - 7 = -1(x + 3)

y - 7 = -x - 3

+7 +7

y = -x + 4, this is slope-intercept form

x + y = 4, this is standard form