Answer:b
Step-by-step explanation:
Answer:
positive 200 or +200
Step-by-step explanation:
7x-5=5x+23
7x-5x=23+5
2x=28
x=28/2
x=14
Answer:
The given equation is NOT justified.
Step-by-step explanation:
Here, the given equation is
= 
Now, here Consider the left hand side and simplifying the left side by operating on the like terms,
⇒
= 
=
Here, Left side of equation ≠ Right side of the equation
Hence,
≠ 