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0.3(2r) - 0.3(3) = 0.2(r) + 0.9

Clear parentheses:

0.6r - 0.9 = 0.2r + 0.9

Multiply each side by 10:

6r - 9 = 2r + 9

Add 9 to each side:

6r = 2r + 18

Subtract 2r from each side:

4r = 18

Divide each side by 4:

r = 18/4 = 4.5

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Q: 0.3 times 2r- 0.3 times3 equals 0.2r plus 0.9?
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