Question

-12 + x=-3-4+13= ???

Answer 1

isolate x by adding 12 to the right side

Answer 2

then do the arithmetic and you'll have x

Answer 3

first combine like terms on right side
-3 - 4 + 13 = ??

Answer 4

6

Answer 5

then you have -12 on left side
opposite of subtract is what ??

Answer 6

x=12

Answer 7

no
add 12 both side

Answer 8

x=18?

Answer 9

yes