Answer:
There is 30 2 pt questions and 10 4 pt questions
Step-by-step explanation:
x is number of two-point questions
y is number of four-point questions
There is a total of 100 points.
There is a total of 40 questions.
Now, we solve by substitution
Plug 30 back in to solve for y
3.60
Kahn Academy
8 percent loss
the correct answer is - 1/2
5.5
We nned to divide to solve this!!
22/4 = 5.5
She is going 5.5 mph!!
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