Answer: 3854927
Step-by-step explanation: Becuase I smart
Answer:
7x
On my opinion may be its 7x because don't know whats the answer just i want to help you if its wrong then plz sorry
Answer: 1ST ONE CUZ THE LINE IS AT A CERTAIN ANGLE AT A POINT TO MATCH THE FIRST ANSWER
Step-by-step explanation:
Answer:

Step-by-step explanation:


15x+10x=12x+90; ⇔ 13x=90;
