Answer:
Final answer is 
Step-by-step explanation:
Given expression is
.
Now we need to subtract them.
We are allowed to subtract like terms only that has same variable with same exponent.






Hence final answer is 
Answer:
umm sorry but i think you can do it im sure your smart go for it!
Step-by-step explanation:
The answer to the question is x=y/7
131+-5 is equal to 126
To make it less confusing it’s just 131-5
Answer:
Step-by-step explanation:
P represents the original price of the sandwich
1.5 represents the discount