Question

{Please help! I don't understand it. I'll give you Medal+Fan }

1. Is -7+9= -9+7, true, false, or open?
a.true
b. false
c. open

Answer 1

Is -7+9= -9+7, true, false, or open?
2 = -2
False

Answer 2

okay, thank you so much ^_^

Answer 3

I have a few more questions :) please someone

Answer 4

No problem.

Answer 5

2. Is 4x-3= 19 true, false, or open?
a. true.
b. false
c. open

help me solve it pretty please :3

Answer 6

2. Is 4x-3= 19 true, false, or open?
4x-3 = 19
4x-3 + 3 = 19 +3
4x = 22
4x/4 = 22/4
x = 22/4
OPEN