Answer:
a)5
b)17
c) ?

Step-by-step explanation:
Answer:
16
Step-by-step explanation:
I dont really inderstand but i would say 16 because it is closer to adding up to 43 so yea
(23+15x) when you add this you will have your answer
Answer:
x= 6, -7
Step-by-step explanation:
Answer:
There are no real solutions to this equation
Step-by-step explanation: