Find the area under the standard normal distribution curve between z=o and z=1.47

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)

In an equilateral triangle, each angle is represented by 5y+3. what is the value of y? a. 9.7 b. 10.8 c. 11.4 d. 7.2