Question

A number increased by 20 and then reduced by
15 becomes 10. Then the number is​

Answer 1

Answer:

if the number is x-20+15=10

or,x=10+20-15

or,x=15

Step-by-step explanation:

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Answer 2

Answer:

5

Step-by-step explanation:

x+20-15=10

x-5=10

x=10-5

x=5