Answer:
(-3, -1)
Step-by-step explanation:
The solution of this system of equations is represented where the two lines meet. If you trace along the lines to see where they meet, you will see it is these values.
Answer:
120 cm^2
Step-by-step explanation:
The area of the parallelogram is
A = bh
A = 15*8
A =120
What line? Please attach a picture or something, so we can figure out the equation for you.
I think it is fifty-four hundred
Answer: 
Step-by-step explanation:
Let be "x" the amount of miles light will travel in 4,200,000 seconds.
Rewrite 4,200,000 seconds in Scientific notation. Move the decimal point 6 places to the left. Then:
According to the exercise, light travels
miles in 1 second.
Therefore, based on this data, you can set up the following proportion:

And finally, you must solve for "x" in order to find its value.
(Remember the Product of powers property:
)
Then:
