Answer:

Step-by-step explanation:
We are given an algebraic expression in two variables m and n as:

Now we are asked to evaluate this algebraic expression at :
m=21 and n=12
Hence, putting the values of m and n in algebraic expression we get:

Hence, the value of the expression is:

Answer: 24
Step-by-step explanation:
all you have to do is 8x4=24. :) ur welcome
Answer:
intrest rate
Step-by-step explanation:
there ar other this to like your home insurasuranse or your property taxes in crease or decrease your mortgage does opposite
Two lines are parallel if they have the same slope but a different y intercept. A line with the same slope and y int as another one will be the exact same
Slope in standard form is -a/b, so your slope is 2/3 and your y int is -3
For example:
y=2/3x+1