Answer:
What class is that for?
Step-by-step explanation:
On the right side of the equation, when the student combined like terms, 7x and -4x, they did not combine them correctly. Instead of combining them correctly, the student forgot to include the sign of the -4x which caused the sum of the two terms to be 11x instead of 3x. Hope this helps!
Answer:

Step-by-step explanation:
In this problem, we are given expression in exponent form and we have to simplify the expression.
The expression is
Now, we know that
So,
Now, 500 can be written as 100 × 5 = 10² × 5
Therefore,
{Since 500 = 100 × 5 = 10² × 5} (Answer)

The money increased from 600 pounds to 621 pounds.
621 - 600 = 21
so , the money increased more 21 pounds.






Therefore , the dog's weight increased by 3 79/207%
He will not need to pay a shipping fee because 12*9.75 is more than $100.