Can someone pls help w finding the x and y intercepts of this?

y=x^2-2x

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

Can someone me with the property questions for 12 13 and 14 plz

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.