Solve the system of equations by using the inverse of the coefficient matrix of the equivalent matrix equation. X+ 7y = 10
3x + 8y = 4
The inverse of matrix A, A-1, is
(Type an integer or simplified fraction for each matrix element.)

Which graph represents the parent function of y=(x+2)(x-2)

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?