Me im desperate. i'll give 20 points . at southside middle school, 40% of the students play an instrument. there are 305 students. how many students play an instrument? 40 students 140 students 122 students 256 students

When are two distinct non vertical lines parallel

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition