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A box contains orange balls and green balls. The number of green balls is seven more than 2 times the number of orange balls. If there are 73 balls altogether, then how many green balls and orange balls are there in the box?

User Jaseem
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1 Answer

2 votes

Answer:

52-green

15-orange

Explanation:

g + o = 67

g = green, o = orange, x = total = 3o + 7

use substitution: (3o + 7) + o = 67

solve for o:4o + 7 = 67

4o = 60o

= 60/4 = 15

solve for g:

g + 15 = 67

g = 52

User Drb
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