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1. Is -7 + 9 = -9 + 7 true, false, or open? ( 1 point ) [] true [] false [] open 2. Is 4x - 3 = 19 true, false, or open? ( 1 point ) [] true [] false [] open

1. Is -7 + 9 = -9 + 7 true, false, or open? ( 1 point ) [] true [] false [] open 2. Is 4x - 3 = 19 true, false, or open? ( 1 point ) [] true [] false [] open
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2 votes
1. Is -7 + 9 = -9 + 7 true, false, or open? ( 1 point )

[] true
[] false
[] open

2. Is 4x - 3 = 19 true, false, or open? ( 1 point )

[] true
[] false
[] open

asked
User Mgoffin
by
7.4k points

1 Answer

2 votes
the first answer is false and the second is open :)
answered
User Zerratar
by
8.2k points
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