Problems 1-3
Be sure to distinguish the number of each denomination of coin from the value of each denomination as shown in Example 1.
Problems 4-6
The rate upstream is the sum of the rates of the water and the … See the whole entry
Problems 1-6
There are many problems throughout the text labeled IN YOUR OWN WORDS. Just relax; do not be afraid to give your opinion. For the most part, these questions do not have “right” or “wrong” answers. You should spend … See the whole entry
Video:
Graphing linear inequalities in two variables. The first minute tells you everything you need to know; the next nine minutes provide some examples. (time: 10:04)
… See the whole entry
Here is a good site for graphing equations of the form “y =”.
http://www.calculator.com/graphing/
This is a general site for graphing lines, parabolas, and exponentials.
https://www.desmos.com/calculator
Here is a good site for graphing lines.
http://www.webmath.com/gline.html
You can use this site to graph several lines at the same time.
https://www.symbolab.com/solver/line-equation-calculator… See the whole entry