Fill in the missing number.

(X-4) (x+9) = x2 + ? x - 36

Question

Tamara Medina

Mathematics

6 July, 09:55

Fill in the missing number.

(X-4) (x+9) = x2 + ? x - 36

+2

Answers (2)

Know the Answer?

Ty · Answer 1

5 is correct answer

Lauren Forbes · Answer 2

5

Step-by-step explanation:

By multiplying the binomials, you get the expression x² + 9x - 4x - 36. Simplify by combining like terms to get x² + 5x - 36. 5 is our missing number and is the coefficient of our x variable.

Fill in the missing number.(X-4) (x+9) = x2 + ? x - 36

Fill in the missing number.

(X-4) (x+9) = x2 + ? x - 36