Create a system of equations to solve
roberto is twice as old as katie.
in 4 years,...
Mathematics, 08.10.2019 01:00 patworsley
Create a system of equations to solve
roberto is twice as old as katie.
in 4 years, roberto will be eight years older than katie.
how old is roberto? roberto is old.
how old is katie? katie is old.
Answers: 1
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John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11
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