Question

Tapan thinks of a number, doubles it and adds 50 to the answer. He gets the answer 120. What was Tapan's original number? A290 B70 C35 D20

Answer 1

Answer:

let number be 't' so equation would be

2t+50=120

2t=70

t=35

so correct answer is c)35

Answer 2

Answer:

its 35

Step-by-step explanation:

if (x×2)+50=120

=(x×2)=120-50

=x×2=70

:. x=70÷2

=35