Question

7 added to a certain number the sum is multiplied by 5 the product is divided by 9 and 3 is subtracted
from the quotient the remainder left is 12 what was the orginal number?
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Answer 1

Answer:

Step-by-step explanation:

let the number be x,

then,according to question

5(7+x)/9 -3 = 12

35+5x/9 - 3 =12

35+5x/9 = 12+3

35+5x/9 = 15

35 +5x = 15*5

35+5x = 45

5x = 45-35

5x = 10

x = 10/5

x = 2

the original number is 2