Bonjour j’aurais besoin d’aide pour cet exercice s’il vous plaît Think of any whole number. Double it and add five. Double this answer and add two. Now take awa
Mathématiques
jesaispasoups
Question
Bonjour j’aurais besoin d’aide pour cet exercice s’il vous plaît
Think of any whole number.
Double it and add five.
Double this answer and add two.
Now take away the number you first thought of.
1°/ Apply this programm to 6, then to -13 and finally to a whole number you choose.
2°/ Which whole number will any final answer always be a multiple of ?
Prove it by using « x » instead of the number.
Think of any whole number.
Double it and add five.
Double this answer and add two.
Now take away the number you first thought of.
1°/ Apply this programm to 6, then to -13 and finally to a whole number you choose.
2°/ Which whole number will any final answer always be a multiple of ?
Prove it by using « x » instead of the number.
1 Réponse
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1. Réponse PapayeWatterson
Réponse :
Bonsoir,
Pour 6 => 30
Pour -13=> -27
Explications étape par étape :
1°/
6x2+5=17 -13x2+5=-26+5=-21
17x2+2=36 -21x2+2=-42+2=-40
36-6=30 -40-(-13)=-27
2°/
(2(2x + 5) + 2) - x
4x + 10 + 2 - x
3x + 12
J'espère t'avoir aidé. Bonne soirée !