Examples of Math Problems
examples of math problems that I like, solved, etc.
Tuesday, August 13, 2013
Solve the system: {6x=36-9y, -4x-9y=-30}
6x+9y=36
-4x-9y=-30
Add them to get:
2x=6
x=3
6(3)+9y=36
9y=18
y=2
:)
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