Answer:
+3
Step-by-step explanation:
Answer: What do you need, what grade are you in?
-3x+6 = -4x
6 = -x
x = -6
check:
-6*-3 = 18 +6 =24
-6*-4 = 24
number = -6
?
speed and direction of the object in motion
hope it helps uh..........................
