Post a New Question

math

posted by .

(5x2 + 9) + (7x2 + -8) = _____?

  • math -

    5x2=10
    7x2=14
    +1

    =25?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. polynomials

    (3+7x)-(16x2+15x2) (3+1x)-(12x+16+0+18x2) Q4: (15+13x2+14x2)+(13x+18x) Q5: (2x2+1+15x2+7+3)+(0x+17x) Q6: (18x+3)+(17x2+1x2+9+8+0x) Q7: (6x + 14) - (9x + 5) Q8: (14x2 + 13x + 12) - (7x2 + 20x + 4) Q9: Subtract -10x2 + 16x - 15 from …
  2. polynomials

    (3+7x)-(16x2+15x2) (3+1x)-(12x+16+0+18x2) Q4: (15+13x2+14x2)+(13x+18x) Q5: (2x2+1+15x2+7+3)+(0x+17x) Q6: (18x+3)+(17x2+1x2+9+8+0x) Q7: (6x + 14) - (9x + 5) Q8: (14x2 + 13x + 12) - (7x2 + 20x + 4) Q9: Subtract -10x2 + 16x - 15 from …
  3. intergrated math

    Solve the equation for x. Write the solution set 3x2 + 5x2 – x – 7x2 = 0
  4. Math help please check

    Add or Subtract for #3-4 3. (2x2 + 6x + 1) + (–7x2 + 2x – 3) 5x2 – 4x – 2 –5x2 + 8x – 2 5x2 – 8x + 2 –9x2 – 8x + 2 4. (3x2 – 7x – 4) – (6x2 – 6x + 1) –3x2 – x –5 –3x2 –13x + 5 9x2 – x + 5 3x2 – …
  5. Math help please ASAP

    2. Simplify the polynomial. –3f^2 + 4f – 3 + 8f^2 + 7f + 1 5f^2 – 11f + 2 11f^2 + 11f + 2 5f^2 + 11f – 2 –5f^2 + 11f – 2 3. (2x2 + 6x + 1) + (–7x2 + 2x – 3) 5x2 – 4x – 2 –5x2 + 8x – 2 5x2 – 8x + 2 –9x2 – …
  6. Algebra, please help

    1.add or subtract. (4x²+15x-3)-(-3x²+5) A:7x²+15x-8*** B:x²+12x+2 C:x²+15x-8 D:7x²+8 2.Simplify the polynomial. -3f²+4f-3+8f²+7f+1 A:5f²-11f+2 B:11f²+11f+2 C:5f²+11f-2 D:-5f²+11f-2*** 3.Add or Subtract. (2x²+6x+1)+(-7x²+2x-3) …
  7. Algebra

    From 7x2 – 4x subtract 5x2 + 2x. I do not understand what order to subtract. Do I subtract like a or b?
  8. Math "Need Help Asap"!

    Please Help Me !!!!!! 1. Polynomials Add or subtract (4x2 + 15x – 3) – (–3x2 + 5) (1 point) A.7x2 + 15x – 8 B.x2 + 12x + 2 C.x2 + 15x – 8 D.7x2 + 8 2. 2. Simplify the polynomial. –3f2 + 4f – 3 + 8f2 + 7f + 1 (1 point) …
  9. Algebra Plz Ceck

    1.add or subtract. (4x²+15x-3)-(-3x²+5) A:7x²+15x-8*** B:x²+12x+2 C:x²+15x-8 D:7x²+8 2.Simplify the polynomial. -3f²+4f-3+8f²+7f+1 A:5f²-11f+2 B:11f²+11f+2 C:5f²+11f-2 D:-5f²+11f-2*** 3.Add or Subtract. (2x²+6x+1)+(-7x²+2x-3) …
  10. Algebra Help ASAP

    1.add or subtract. (4x²+15x-3)-(-3x²+5) A:7x²+15x-8 B:x²+12x+2 C:x²+15x-8 D:7x²+8 2.Simplify the polynomial. -3f²+4f-3+8f²+7f+1 A:5f²-11f+2 B:11f²+11f+2 C:5f²+11f-2 D:-5f²+11f-2 3.Add or Subtract. (2x²+6x+1)+(-7x²+2x-3) …

More Similar Questions

Post a New Question