Answer:
Average rate of car: x+3
Walking rate: x
The equation is
10/15 = x/x+3
So
x = 6
So
Average rate of car: 9 mph
Walking rate: 6 mph
Step-by-step explanation:
The right answer is C) 70 miles.
<h2>
Answer:</h2><h2>n=-5</h2>
n
-
4
=
3
+
6
n-4=3n+6
n−4=3n+6
Solve
1
Add
4
4
4
to both sides of the equation
−
4
=
3
+
6
n-4=3n+6
n−4=3n+6
−
4
+
4
=
3
+
6
+
4
n-4+{\color{#c92786}{4}}=3n+6+{\color{#c92786}{4}}
n−4+4=3n+6+4
2
Simplify
3
Subtract
3
3n
3n
from both sides of the equation
4
Simplify
5
Divide both sides of the equation by the same term
6
Simplify
Answer:
874.6
Step-by-step explanation
Profit = Sales - Costs
Profits by day:
Mon:
225 - (225*0.12) -9 = 189.0
Tue
260 - (260*0.12) -9 = 219.9
Wed
230 - (230*0.12)-9 = 193.4
Thu
180 - (180*0.12) - 9 = 149.4
Fri
150 - (150*0.12) -9 = 123.0
Total:
189+219.9+193.4+149.4+123 = 874.6
