Answer:
Usually people don't give step by step explanations but you could explain how you solved it for example
x=5
Step-by-step explanation:
and then show how you solved the equation "2x=10"
Answer:
72
Step-by-step explanation:
BECAUSE
4(2x)= 8x
4(1)= 4
SO
4+8x= 4(2x+1)
No, because 21 is not divisible by 20, unlike 100. Therefore, it cannot be simplifies any further.
