Garland works in a shoe store mission for every dollars when he sells $150 and shoes he or $15 information see the selling dollars worth of shoes. HELP M

Find the value of x for which line a is parallel to line b

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13

What is the surface area of the sphere?