If f(x) = 3x +7 find f(3)=[? ] relations and functions. will give brainliest! no explanation needed. just answers!

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Thomas works for a company that occupies a large campus every workday he orders a cup of coffee on campus and the $1.50 cost is automatically deducted from his paycheck. if thomas visits the coffee shop 13 times what will the net change in his paycheck be

Point s has coordinates (4,2). if you rotate s 90 degrees about the origin, (0,0), what are the coordinates of s’?