Problem
$(5 x+2)(x-3)$
Solution
Step 1 ：Expand the expression: \((x - 3)(5x + 2) = 5x^2 - 15x + 2x - 6\)
Step 2 ：Combine like terms: \(5x^2 - 15x + 2x - 6 = 5x^2 - 13x - 6\)
Step 3 ：\(\boxed{5x^2 - 13x - 6}\)
Step 1 ：Expand the expression: \((x - 3)(5x + 2) = 5x^2 - 15x + 2x - 6\)
Step 2 ：Combine like terms: \(5x^2 - 15x + 2x - 6 = 5x^2 - 13x - 6\)
Step 3 ：\(\boxed{5x^2 - 13x - 6}\)
