Ask Question
12 May, 04:26

Directions: Simplify each algebraic expression by combining like terms.

1. 7x2 - 5x + 10x - 8x?

2.-6a3 + 5a3 + 2a? - a?

3. - 4 (x + 5) - 5 (x - 1)

4. - a + 5b - 6a + 5 (a + 1)

5. 18x4 - 3x3 - 2x3 + x2 - 10 + 6

+1
Answers (1)
  1. 12 May, 04:39
    0
    Step-by-step explanation:

    1) 7x^2-5x+10x-8x=7x^2+5x-8x=7x^2-3x

    2) - 6a^3+5a^3+2a-a=-a^3+2a-a=-a^3+a

    3) - 4 (x+5) - 5 (x-1) = -4x-20-5x+5=-9x-20+5=-9x-15

    4) - a+5b-6a+5 (a+1) = -7a+5b+5a+5=-2a+5b+5

    5) 18x^4-3x^3-2x^3+x^2-10+6

    =18x^4-5x^3+x^2-4
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Directions: Simplify each algebraic expression by combining like terms. 1. 7x2 - 5x + 10x - 8x? 2.-6a3 + 5a3 + 2a? - a? 3. - 4 (x + 5) - 5 ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers