Question 73
Solve the following:
5x+12x=−13
Given, 5x+12x=−13⇒3(5x+1)=−2x⇒15x+3=−2x⇒15x+2x=−3⇒17x=−3⇒17x17=−317∴x=−317
Question 50
5x2x−1=2