Answer:
x=12
Step-by-step explanation:
you need the x alone so you substract 3 from both sides.
Then you have, -x= -12
You need the x positive so you change the sign for it but as it is an equation you need to do the same thing on the other side, making both sides positive.
x=12
Answer:
It's B.
Step-by-step explanation:
Z=-3, z=6
Answer:
?
Step-by-step explanation:
can you explain it a little better?
Answer:This is litr=erally middle school math its so easy
Step-by-step explanation:
