Question

if 10 be added to four times a certain number the result is 5 less than five times the number . Find the numbers​

Answer 1

Answer:

x=15

Step-by-step explanation:

10+ 4x = 5x-5

10+5=5x-4x

15=x

Answer 2

Answer:

let the number be x

According to the question,

4x+10=5x-10

10+10=5x-4x

x=20

Verification

4×20+10=5×20-10

90=90

Hence, proved.

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