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Solve the system by elimination. If the system is inconsistent or has dependent equations, say so. 9x + 6y = 90-5x – 2y = -38

Tell how many solutions the system has. Do not actually solve.3x – y = 8x + 3y = 16

Solve the system by elimination. If the system is inconsistent or has dependent equations, say so.-x – 2y = -18-3x + 2y = 10

Decide whether the relation is a function, and give the domain and range.

True or False: Rough-in occurs in various stages of a construction project. 

When a general contractor gets involved in a project, the first 60 days are focused on several critical planning elements. Which of the following is included in the critical planning elements? [Select all that are correct]

Which one below is one of the two prime factors engineers consider to determine loads and design foundation requirements?

With the complexity and growth of construction, the role of the engineer began to form in what era?

55. Which in-flight hazard is most commonly associated with warm fronts? A. precipitation-induced fog B. radiation fog C. advection fog

51. What prevents air from flowing directly from high pressure areas to low pressure areas? A. Coriolis force B. pressure gradient force C. surface friction