Answer:
if s = -3, then -3s + 2(-5s + 1) = 43
Step-by-step explanation:
-3s + 2(-5s + 1)
(distribute the 2)
-3s + -10s + 2
(substitute (s) for -3)
-3(-3) + -10(-3) + 2
(multiply)
9 + 30 + 2
(add)
41
