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Maths Puzzle
Numerical Ability
Solve for the indicated variable:
2/w - y = z, solve for w
This is how I solved it, I'm I correct?
1/w = z + y/2
Thanks for your help
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book Other Question
this is the question:
prove that:
(x/a)+(y/b)=1
Solve the system by graphing.
3x+y=6
3x-y=0