Answer:
I guess they subtracted a 110 from -110 instead of subtracting from 360
ANSWER
EXPLANATION
We want to find the value of a for which the binomial, 2a-1 is smaller than the value of the binomial 7-1.2a by 7.
This means that, when we subtract 2a-1 from 7-1.2a, we should get 7.
Expand:
Group similar terms:
Divide both sides by -3.2,
Answer:
1/12
Step-by-step explanation:
You are close but 1/27 includes people who did not study but still passed. If you want a singular value you should look at the value for the for only the people who studied even if they passed.
D. x+ 40 = 150 this is the answer
Answer:
a = 2
b = 18
a/b = 1/9
Step-by-step explanation: