Login or Sign Up
  1. Login
  2. Search
Ask a New Question

Please confirm if I did the follow problems correctly:

A) Find the sum or difference.
(5a – 3b) + (2a + 6b)= 7a + 9b
Answer: = 7a + 9b
B) Let’s work a few of these (FOIL)
1) (x+2) (x+8) = x 10
Answer: x10
2.) (x+5) (x-7) = x + 11
Answer: x + 11
3.) (2x+4) (2x-3) = 4x + 7
Answer: 4x + 7

Question ID
524892

Created
April 3, 2011 10:55pm UTC

Rating
0

URL
https://questions.llc/questions/524892

Answers
1

Views
461

1 answer

  1. A) 7a + 6b (3b is negative)

    B) These are indicating that you need to multiply. (I don't know what "FOIL" means.)

    1) (x+2) (x+8) = x^2 + 10x + 16

    I'll let you use that same process to find the remaining answers.

    Answer ID
    525226

    Created
    April 4, 2011 3:05pm UTC

    Rating
    0

    URL

Answer this Question