Answer:

Step-by-step explanation:
1) Use the FOIL method: (a+b)(c+d)=ac+ad+bc+bd.

2) Collect like terms.

3) Simplify.

Therefor, the answer is, 10x^3 - 26x^2 - 12x.
I used to have these in my middle school, i think searching up the lesson and lesson name will give you the entire answer key for that specific sheet
Answer:
One such situation is the amount of money in excess you paid for an item and the amount of change you will get. Another such scenario would be the total numbers of hours with respect to the total number of days. With more days, there will be more time hence more hours.
Step-by-step explanation:
Answer:
334
Step-by-step explanation:
20+3(7+4)+5+267+9
=20+(3)(11)+5+267+9
=20+33+5+267+9
=53+5+267+9
=58+267+9
=325+9