Mathematics: If the difference when −15 is subtracted from a number is twice the difference when 24 is subtracted from the same number, what is the value of the number?

If the difference when −15 is subtracted from a number

amanda2517

08.02.2022

The number is 39

Step-by-step explanation:

Let the unknown number be x:

$(x-(-15))=2(x-24)\\x+15=2x-24\\39=x\\\therefore x=39$

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chrisimichaels7497

07.06.2021

T=39.46

Step-by-step explanation:

13(t+13)=676

multiply 13 by t and by 13

then you will have 13t + 169=676

isolate the variable

13t + 169= 676

substract 169 from both sides

13=507 divided both side by 13

T=39

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