The perimeter of a rectangular garden is 348 m. If the width of the garden is 77 m, what is the length? yeah

Geometry. i need step by step explanation on how to do each problem.

Solve for x, y, and z. show all steps.

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income