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One month ruby worked 6 hours more than Isaac and Svetlana worked 4 times as many hours as ruby together they worked 126.find the number of hours each person worked?

One month ruby worked 6 hours more than Isaac and Svetlana worked 4 times as many hours as ruby together they worked 126.find the number of hours each person worked?
asked 89.9k views
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one month ruby worked 6 hours more than Isaac and Svetlana worked 4 times as many hours as ruby together they worked 126.find the number of hours each person worked?

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User Ben Donnelly
by
7.9k points

2 Answers

2 votes
Use x as the base variable. All others as x+(extra amount).
one month ruby worked 6 hours more than Isaac and Svetlana worked 4 times as many-example-1
answered
User Kprobst
by
8.1k points
0 votes
R=I+16
S=4R
I+R+S=126
I+I+6+4I+24=126
6I+30=126
4I=96
I=16
R=22
S=88
answered
User Saranga Athukorale
by
7.9k points
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