A row operation is performed on a matrix as shown below.

I 2 -1 1 I 4 I I 0 -3 x I -18 I
I 1 1 1 I 11 I > I 1 1 1 I 11 I
I 4 -2 2 I 5 I I 4 -2 2 I 5 I

What is the value of x?
a. -2
b. -1
c. 0
d. 3

on friday there were 15 birds

- both graphs increase on their domain.

- the graphs of both functions have the same x-intercept.

- neither graph has a y-intercept.

step-by-step explanation:

left be aligning the decimal points is required to not required see the number of digits to the right