It helps to imagine the variable a sort of as a unit. Like with 5 minus 12 lemons, it has no bearings on the addition/subtraction here.
Factor out a and subtract.
Factor out a and subtract.
If x = 2 and y = -3, what is the value of 2x^2 + 3xy – 2y^2?
1 answer:
You might be interested in
-12(-3) + 7
First, simplify 12 × (-3) to get -36. / Your problem should look like:
Second, add 36 + 7. / Your problem should look like: 43
Answer: 43
First, simplify 12 × (-3) to get -36. / Your problem should look like:
Second, add 36 + 7. / Your problem should look like: 43
Answer: 43