Mathematics

21 July, 00:27

Lorne subtracted 6x2 - 2x + 3 from - 3r? + 5x2 + 4x - 7. Use the drop-down menus to identify the steps Lorne used

to find the difference

1. (-3x3 + 5x2 + 4x - 7) + (-6x2 + 2x - 3)

2. (-3x3) + 5x2 + 4x + (-7) + (-6x3) + 2x + (-3)

3.[ (-38) + (-6x%) ] + [4x + 2x] + [ (-7) + (-3) ] + [5x2]

4-9x2 + 6x + (-10) + 5x?

5.-9x2 + 5x2 + 6x - 10

+5

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