A shopkeeper fixed the price of a pen to make a profit of 10%. But he sold it allowing a discount of Rs 7.50 and lost 5%. At what price did he purchase the pen?

plz give correct solution

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation:

the barter

hiking down a winding trail.

step-by-step explanation: