On a play, a football team lost 8 yards. They then lost another 5 yards and then another 6 yards. Write an integer subtraction equation to represent this situation. Find the diffe-
rence and explain what it means in context of the problem.

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

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.

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function