The answer and work for the problem on my worksheet for 7th grade geometry c

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?

What is the area of a triangle with a base of 7x and height of 8x expressed as a monomial? question 5 options: 1x 15x2 28x2 56x2