Assignment
Please remember to show ALL of your work on every problem. If there is no work to show, then include a sentence or two explaining your answer.
Here are the basic rules of showing work:
a) Each step should show the complete expression or equation rather than a piece of it.
b) Each new step should follow logically from the previous step, following rules of algebra.
c) Each new step should be beneath the previous step.
d) The equal sign, =, should only connect equal numbers or expressions.
1) Solve the following equation: Show / explain your work
35=2-5(4n-6)
2) Solve the following equation: Show or explain your work
-6n-19=-2(8n-3)+4n
3) Solve the following equation: Show or explain your work
47/3+3/2 x=5/3(x+1)
4) Solve the following equation for the indicated variable
ax+b=c solve for a
5) Solve the following equation for the indicated variable
V= (πr^2 h)/3 solve for h
6) The second angle of a triangle is twice as large as the first. The measure of the third angle is 20 degrees greater than the first. How largeare the angles?
7) An electrician cuts a 40 ft piece of wire into two pieces. One piece is 2 ftlonger than the other. How long are the pieces?
8) A long distance runner started on a course running at an average speed of 5 mph. One hour later, a second runner began the same course at an averagespeed of 8 mph. How long after the second runner started will the secondrunner overtake the first runner?
9) A motorcycle breaks down and the rider has to walk the rest of the way towork. The motorcycle was being driven at 45mph, and the rider walks at aspeed of 6 mph. The distance from home to work is 25 miles, and the total time for the trip was 2 hours. How far did the motorcycle go before if broke down?
10) A family drove to a resort at an average speed of 30 mph and later returnedover the same road at an average speed of 50 mph. Find the distance to theresort if the total driving time was 8 hours.