Question

(-3s–5)–(4s–9) i will give a hundred points to answer!

Answer 1

- 7s + 4

Explanation:

(- 3s - 5) - (4s - 9) ← distribute second parenthesis by - 1

= - 3s - 5 - 4s + 9 ← collect like terms

= (- 3s - 4s) + (- 5 + 9)

= - 7s + 4