3a - 5(a - 2) = 34
Distribute -5 inside the parentheses
3a - 5a + 10 = 34
Combine like terms
-2a + 10 = 34
Subtract 10 from both sides
-2a = 24
Divide both sides by -2
a = -12
Answer: its the third one
Step-by-step explanation:
:)
The answer for 2 is 320 because you have to keep counting by 40's