Answer:
y=-3x+13
Step-by-step explanation:
y- 4 = -3(x - 3)
y-4=-3x+9
y=-3x+13
Answer:
slope: 
Step-by-step explanation:
Answer:
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Step-by-step explanation:
The standard equation of a circle with center
(
h
,
k
)
is
(
x
−
h
)
2
+
(
y
−
k
)
2
=
r
2
, with radius
r
.
When we have a circle centered at the origin, this equation turns into
x
2
+
y
2
=
r
2
Notice that our
(
h
,
k
)
goes away. We know that
r
=
8
, so we can plug this in. We get
x
2
+
y
2
=
8
2
⇒
x
2
+
y
2
=
64
Hope this helps!
Answer:
Parallel lines
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
y = x + 3 ← is in slope- intercept form
with slope m = 1
- x + y = 7 ( add x to both sides )
y = x + 7 ← in slope- intercept form
with slope m = 1
Parallel lines have equal slopes, thus the lines are parallel