Answer:
The cost of lesson for 9 hours on weekdays and 3 hours on weekends
Step-by-step explanation:
Given


Required
What does 9m + 3(1.2m) represent
The expression can be split to:
9m and 3(1.2m)
<u>For 9m:</u>
From the question, we understand that:

Multiply both sides by 9


This means that:
9m = the cost of lessons for 9 hours on weekdays
<u>For 3(1.2m):</u>
From the question, we understand that:

Multiply both sides by 3


This means that:
3(1.2m) = the cost of lessons for 3 hours on weekends
Hence, the expression represents:
The cost of lesson for 9 hours on weekdays and 3 hours on weekends
Answer:
x= -10
Step-by-step explanation:
Subtract 8x from 4x ( -4x )
-4x-34=6
Add 34 to 6 ( 40 )
-4x=40
Divide by -4 ( -10 )
x= -10
Answer:
It expands
Step-by-step explanation:
The energy put into it causes it to move faster and expand
Answer:
<h2>a. -3</h2>
Step-by-step explanation:
Given Equation :

Which is in slope intercept form :

Where :
m = slope
b = y-intercept.
Thus , in the given Equation , the y-intercept is -3