Answer:


Number of jobs is 30
<em></em>
Step-by-step explanation:
<u>Variable representation</u>
Let Mark's total earnings for moving be m
Let Ryan's total earnings for moving be r
Represent the number of jobs with j
<u>Setup equation</u>
Mark:


So, the total savings is:

Ryan


So, the total savings is:

<u>To get the number of jobs they save the same amount.</u>
We have:

Substitute values for m and r

Collect Like Terms


Divide both sides by 5


<em>Hence, the number of jobs is 30</em>
Answer:
x=26
Step-by-step explanation
Remember the Law/Proof that the sum of the angles in a triangle is 180 degrees.
<u>My very Simplified equation:</u> 7x-2=180--->182/7=x so x=26
Use that rule and good luck on the rest:3
Answer:
3
Step-by-step explanation:
(6a+9)-7b
There are 3 terms
Answer:
40
Step-by-step explanation:
20(2)=40