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Strike441 [17]
2 years ago
9

Hello everyone can you help me with this problem? Please

Mathematics
1 answer:
tekilochka [14]2 years ago
4 0

Answer:

a=10.5

Step-by-step explanation:

2.25(a+1.3)=20.7\\2.25a+2.925=20.7\\-2.925\\2.25a=23.625\\

÷2.25

a=10.5

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