Answer:
r = 7
Step-by-step explanation:

Number 4
6=2•6-6
-18=-2•6-6
Answer:
D. y = -5^x – 27
Step-by-step explanation:
Find the negative reciprocal of the slope of the original line and use the point-slope formula y
−
y
1
=
m
(
x
−
x
1
) to find the line perpendicular to −
x
+
5
y
=
14
.
y
=
−
5
x
−
27 PERPENDICULAAR
...................................................................................................................................................
Find the slope of the original line and use the point-slope formula y
−
y
1
=
m
(
x
−
x
1
) to find the line parallel to −
x
+
5
y
=
14
.
y
=
1
/5
x
−
1 PARALLEL
Answer:
Step-by-step explanation:
labor cost = 20 * h = 20h
Total cost = 100 + 20h
Answer:
yea
Step-by-step explanation: