5. Which of the following properties of complex numbers is shown below? (-3+41)[(1 - 23) +(-2+31)] =(-3+43)(1 - 21)+(- 3+43)( - 2 + 3)
Distributive Property of Multiplication with respect to addition
O Closure Property of Addition
O Property of Opposites
Associative Property of Addition

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Can someone me with my math problem pls my teacher is on my back about this