Answer:
A. The amount per text message.
B. 16x x y = 3.20
Step-by-step explanation:
A. the amount per text message doesn't change, only the amount of times you message does.
B. (below)
X- The amount of messages sent.
Y- The amount of months.
To determine whether a cause-effect relationship exists between two variables, a researcher must use an experimental approach.
<h3>What is
cause-effect relationship?</h3>
A cause-and-effect relationship is one which satisfies some conditions like:
- two events occur at the same time and in the same place
- one event immediately precedes the other
Therefore, To determine whether a cause-effect relationship exists between two variables, a researcher must use an experimental approach.
Learn more about cause-effect relationship on:
brainly.com/question/25680753
#SPJ4
Answer:
I believe it is 14226.3
Step-by-step explanation:
You didn't say what shape it is or which ones are length, width, etc. But to find area(in most cases) multiply all the dimensions together.
Hope this helps!
5/49(x)<span> = 20/7
5x/49 = 20/7
</span>5x/49 × 49 = 20/7 <span>× 49
</span>5x = 140
5x / 5 <span> = 140 / 5
</span>x = 28
