Answer:
400
Step-by-step explanation:
Answer:
u=5
Step-by-step explanation:
5u+6-12u=-29
5u-12u+6=-29
-7u+6=-29
-7u=-29-6
-7u=-35
-7u/-7=-35/-7
u=-35/-7
u=5
Answer:
so 80 plus 20 is a 100
Step-by-step explanation:
thats it
Answer:
14 km
Step-by-step explanation:
6 km in the afternoon
x km in the morning
6= x- 25%
6= 0.75x
x= 6/0.75
x= 8 km
total 6+8= 14 km
Answer:
20 and 25.
Step-by-step explanation:
Given:
They both teach total 45 yoga classes each week.
Erica teaches 15 fewer than twice as many as Bo.
To find:
How many classes does each instructor teach per week = ?
Solution:
Let number of classes are taken by Bo = 
Then number of classes are taken by Erica =
(given)
Total number of classes are taken by both = 45 (given)
According to the question.
+
= 45

By adding both side by 15

By dividing both side by 3

number of classes are taken by Bo =
= 20
number of classes are taken by Erica = 
= 
Therefore, number of classes are taken by Bo and Erica is 20 and 25.