What is the simplified expression for –2a2b a2 – 5ab 3ab2 – b2 2(a2b 2ab)?
1 answer:
You might be interested in
Answer:
See below.
Step-by-step explanation:
because we combine like terms. You will essentially ignore the x and just do -2 + 1, which is -1. So, the answer would be -1x which is simply just -x.
To see why we can combine like terms, use the distributive property. So we have:
This is the same thing as saying:
Factor out the x:
Add:
And simplify: