Its true for integers if you are using the associative property in addition or multiplication ONLY.
X+5=9
subtract 5 from each side
x=4
Answer:
I'm a little confused about the question but if it's asking what C= then If I'm correct it's 5.10 but FYI I have no idea if it's right so sorry if I got it wrong
Answer:
Well the answer is the first one 3 (5 x) and 15x
Step-by-step explanation:
Because it is the same thing as (5 x) 3. The numbers just changed the positions.
And 15x because you can multiply the first 5 times 3 and that is equal with 15 and then you put the x at the end. 15x
Answer:
x=4
Step-by-step explanation:
you subtract the x on both sides
6=2x-2
then you add 2 on both sides
8=2x
then divide 2 on both sides
and you get x=4