Answer: The first queston you are just lining up the numbers
Step-by-step explanation:
Answer:
Step-by-step explanation:
Answer:
-3.5
Step-by-step explanation:
2x+21/2=x+7
2x + 10.5 = x + 7
-x -x
x + 10.5 = 7
-10.5 -10.5
x = -3.5
Answer:
They are equivalent because they both equal . 8 no matter what because 0's won't matter after the last actual value
Step-by-step explanation: