Latest exam Aptitude Question SOLUTION: Can someone explain how I am supposed to solve by substitution with the problems x-y=5 x+2y=7 and 3b+2a=2 -2b+2a=8

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Previous Question: x^2+xsqrt2-2=0 Next Question: Becky has as many dimes as Ryan and Amy have together. Ryan has 2 more dimes than Amy, and Amy has one-third as many dimes as Becky has. How many dimes does each have?

(#M40043247) EXAM Numerical Ability question Keep an EYE

Can someone explain how I am supposed to solve by substitution with the problems x-y=5 x+2y=7 and 3b+2a=2 -2b+2a=8: Asked In exam (10 years ago); Unsolved; Is this Puzzle helpful? (0) (0) Submit Your Solution

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Previous Question: x^2+xsqrt2-2=0 Next Question: Becky has as many dimes as Ryan and Amy have together. Ryan has 2 more dimes than Amy, and Amy has one-third as many dimes as Becky has. How many dimes does each have?

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