At the market 5 light bulbs cost $9. How much do 7 cost
Answer:
$12.6
Step-by-step explanation:
9/5=x/7
1.8=x/7
*7 *7
12.6=x
At the market 5 light bulbs cost $9. How much do 7 cost
Answer:
$12.6
Step-by-step explanation:
9/5=x/7
1.8=x/7
*7 *7
12.6=x
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