Name is the current cy of India is there 3 8 6 7 4

Three times the sum of a number and seven is negative thirty-six. what is the number?

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

£100.80 divided by 14 equals 7.2 how would we put this as money