If 2 objects cost 40 dollars how much would 7 objets cost?
2 answers:
Answer:
$140
Step-by-step explanation:
We can use a ratio to solve
2 objects 7 objects
---------------- = --------------
$40 x dollars
Using cross products
2 *x = 40 *7
2x = 280
Divide each side by 2
2x/2 =280/2
x = 140
7 objects cost 140 dollars
Answer:
140
Step-by-step explanation: 20X7=140
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Answer:
1 -2 Kids
Step-by-step explanation:
Umm Used my brain
7 is the average stock change
8-8^-1
=8-1/8 <<< 8*8=64 then 64-1=63
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You can reduce the first one by combining the ab and the ba term
