Question

Select the equivalent expression to (-3x+6.2y)-(-6x+4.4y)

1. -9x+10.8y

2. 3x+10.8y

3. -9x+1.8y

4. 3x+1.8y
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Answer 1

4. 3x+1.8y

Explanation:

(-3x+6.2y)-(-6x+4.4y)=-3x+6.2y+6x-4.4y=3x+1.8y