Answer:
D
Step-by-step explanation:
They are able to have the same value as the negative sign is simply transferred to the inside. Either way 4 is being subtracted from 3.
Answer:
3/5
Step-by-step explanation:
40% play kickball on weekends which would be 40/100=2/5, and the other 60% are the ones who don't play kickball so 60/100=6/10=3/5.
Answer:
x = +5
Step-by-step explanation:
The triangles ADB and BDC are similar. Thus it is possible to write an equation of ratios and solve it for x:
x 10
----- = -------
10 4x
Cross-multipying, we get:
4x^2 = 100, which yields x = +5
