Answer: The required value of y is 22.
Step-by-step explanation: We are given the following function of a and b :

We are to find the value of y when a = 1 and b = 2.
To find the required value of y, we need to substitute the values of a and b in equation (i).
From (i), we get

Thus, the required value of y is 22.
Answer:
$280
Step-by-step explanation:
if you do 2.00+1.50 you get 3.50. Then you do 3.50 ×80 you get 280 dollars
Answer:
-4 and 8
Step-by-step explanation:
When looking at the number line to get the opposite of a number take your number and count that many numbers on the opposite side of the 0 (zero).
So if your number is -4 count that many on the opposite side of the zero to get 4.
Answer:
25
Step-by-step explanation:
un carro tiene 4 ruedas, entonces divide 100 por 4
100÷4=25
The answer is x = 9
My first step in solving this is dividing 15 by 5.<span />