Question
bonjours aidez moi svp je suis complétement perdu
exercice 67 page 73 : a. 2/3 x + 5/3
b. 5/2 x - 3/4
c. - 4/3 x + 1/4
d. - 2/5 x - 7/6
merci beaucoup d'avance
exercice 67 page 73 : a. 2/3 x + 5/3
b. 5/2 x - 3/4
c. - 4/3 x + 1/4
d. - 2/5 x - 7/6
merci beaucoup d'avance
Asked by: USER6614
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320 Answers
Answer (320)
Bonjour,
a. 2/3 x + 5/3
= 10/9
b. 5/2 x - 3/4
= - 15/6
= 3 x - 5 / 3 x 2
= - 5/2
c. - 4/3 x + 1/4
= - 4/12
= 4 x - 1 / 4 x 3
= - 1/3
d. - 2/5 x - 7/6
= 14/30
= 2 x 7 / 2 x 15
= 7/15
a. 2/3 x + 5/3
= 10/9
b. 5/2 x - 3/4
= - 15/6
= 3 x - 5 / 3 x 2
= - 5/2
c. - 4/3 x + 1/4
= - 4/12
= 4 x - 1 / 4 x 3
= - 1/3
d. - 2/5 x - 7/6
= 14/30
= 2 x 7 / 2 x 15
= 7/15