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garik1379 [7]
3 years ago
10

-0.4a + 3 = 7 a=? please help

Mathematics
2 answers:
AleksandrR [38]3 years ago
7 0

Answer:

a = -10

Step-by-step explanation:

Sphinxa [80]3 years ago
7 0

Answer:

the answer is a = −10

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