7 x > 4 x + 100
7 x - 4 x > 100
3 x > 100
x > 100 : 3
x > 33.33
Answer: they have to sell 34 pizzas to make a profit.
8/12 and 2/3
7/10 and 21/30
These are the ones that are equivalent. The others are not.
Answer:

Step-by-step explanation:



<u>Add 6 to both sides:-</u>
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<u>Now, add 2m to both sides:-</u>
<u />
<u>Divide both sides by 8:-</u>
<u />

<u>-----------------------</u>
<u>OAmalOHopeO</u>
<u>-----------------------</u>