Question

how can we do this pls ans ​

Answer 1

Answer:

R = 5

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

Step 2: Combine the like terms

Step 3: Multiply both sides by 100.

Answer is R = 5

Answer 2

Hello

21/20-1/1=R/100

Set your denominators to 100

21×5-100=R

105-100=5

R=5

Have a nice day⚡