a)X=3 b) X=5 c) X=7 d) none of these
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none of these.
This is the answer.
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Answered by
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Answer:
d)none of these
Step-by-step explanation:
0.3x + 0.5 = 0.4 - 0.2
0.3x = 0.2 + 0.5
0.3x = 0.7
x = 0.7/0.3
x = 2.33
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