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Afla numarul A daca ab-ac=45 și b-c=9
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May 4, 2018
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Afla numarul A daca ab-ac=45 și b-c=9
Mathematics
middle-school
Davidmatas
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scrii asa:
ab-ac=45 , dupa aia faci factorii comuni (a) minus restul:
a-(b-c)=45 (45 pentru ca si aia a ramas)
b-c era 9 deci scrii:
a x 9 = 45 (ori pentru ca asa se face)
deci a= 45 x 9
a= 5
Marc Thibault
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May 6, 2018
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Marc Thibault
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ab-ac=45
a*(b-c) =45
a*9=45
a=5
Ugh
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May 9, 2018
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Ugh
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