5a + 5b -5 + 11a - 11b + 11
1 answer:
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Answer:
49π cm²
Step-by-step explanation:
Therefore, the area of a circle of radius 7 is 49π cm²
Given:
Total amount Jose has = $75
Registration fee = $15
Additional fee = $6 for each class
To find:
Number of classes that Jose can afford.
Solution:
Let x be the number of classes that Jose can afford.
Additional fee for 1 class = $6
Additional fee for x classes = $6x
Total fee = Registration fee + Additional fee for x classes
Divide both sides by 6.
Therefore, the required equation is and the number of classes he can afford is 10.