1st part is c
2nd part is d
I BELIEVE
Answer:
1680
Step-by-step explanation:
280 x 6 = 1680
Answer:
x=-1/5
double zero
Step-by-step explanation:
(5x+1)(5x+1)
x=-1/5
double zero
You have some unknown integer

, and you know that adding this and the next two integers,

and

, gives a total of 57.
This means

The task is to find all three unknown integers. Notice that if you know the value of

, then you pretty much know the value of the other three integers.
To find

, solve the equation above:

So if 18 is the first integer, then others must be 19 and 20.
Answer:
z = -166
Step-by-step explanation:
1. Subtract 3 from both sides to get z/2 = -83
2. Multiply 2 by both sides to get z = -166
z = -166