Asked by Gary
How do I solve by the elimination method
9x-y=75
x+y=15
9x-y=75
x+y=15
Answers
Answered by
PsyDAG
9x-y=75
x+y=15
Add the two equations.
10x = 90
Can you take it from there?
x+y=15
Add the two equations.
10x = 90
Can you take it from there?
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