Plz help question no... 1 very very very very urgent 

Plz help question no... 1 very very very very urgent  (2x— 100). (x and 70). Find the value of x and hence toe of ttse toans»e, tty angies of a triangle is 153' and the interior opposite angles are in the ratio 5 4. Find aogles the tnangle. — and — + 300 , prcwe that the triangle is an three Of a triangle are (x • 15•). 5