Question

(x + 10)(3x + 8)

Explanation:

Step1: Apply distributive property (FOIL)

$x(3x + 8) + 10(3x + 8)$

Step2: Expand each term

$3x^2 + 8x + 30x + 80$

Step3: Combine like terms

$3x^2 + (8x + 30x) + 80$

Answer:

$3x^2 + 38x + 80$