Answer:
6.42 x 10^-8
Step-by-step explanation:
Your answer is A. You literally plug in the numbers for a and b to solve for the equation.
2x=16-2y
x=8-y
6(8-y)+4y=38
48-6y+4y=38
48-2y=38
-2y=-10
y=5
8-5=x
x=3 <-Answer
Answer:
4,000
Step-by-step explanation:
you take this years total (2683)
and add how many more there was last year (1317)
then you get 4000!!
hope it helps