Answer: D
Step-by-step explanation:
For a student who did not study for the test you will still score 40 on the test by using you own knowledge.
well -2(-1/4) is .5
so -2, .5,(multiply each by -1/4)
-2, 0.5, -0.125, 0.03125
Answer:
x = 22/21 , y = 8/3
n = 21
Given
n + 19 = 40 ( subtract 19 from both sides )
n = 40 - 19 = 21
