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Semmy [17]
3 years ago
8

MATH HELP !!!!!!! :)

Mathematics
1 answer:
shtirl [24]3 years ago
3 0
1) 

2a - 3bc = -9
2a = -9 + 3bc
a = -9/2 + 3bc/2

2)

Reciprocal of -2/3 is -3/2

3)

reciprocal of -1 is -1/1 or -1

Hope this helps :)


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