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Bonjour pourriez vous m'aider mrc​

Bonjour Pourriez Vous Maider Mrc class=

Sagot :

Bonjour

A = - 7/4 + 1/4 x - 8/3

A = - 7/4 - 8/12

A = (- 7 x 3) / (4 x 3) - 8/12

A = - 21/12 - 8/12

A = - 29/12

B = 5/14 + - 2/7 x 21/20

B = 5/14 - 42/140

B = (5 x 10) / (14 x 10) - 42/140

B = 50/140 - 42/140

B = 8/140

B = (4 x 2) / (4 x 35)

B = 2/35

C = (- 7/4 + 1/4) x - 8/3

C = - 6/4 x - 8/3

C = 48/12

C = (12 x 4) / (12 x 1)

C = 4

D = (5/14 + - 2/7) x 21/20

D = [5/14 - (2 x 2) / (7 x 2)] x 21/20

D = (5/14 - 4/14) x 21/20

D = 1/14 x 21/20

D = 21/280

D = (7 x 3) / (7 x 40)

D = 3/40

E = (- 7/4 - 1/4) x - 8/3

E = - 8/4 x - 8/3

E = 64/12

E = (4 x 16) / (4 x 3)

E = 16/3

F = (5/14 - -2/7) x 21/20

F = (5/14 + 4/14) x 21/20

F = 9/14 x 21/20

F = 189/140

F = (7 x 27) / (7 x 20)

F = 27/20

G = - 7/4 - 1/4 x - 8/3

G = - 7/4 + 8/12

G = (- 7 x 3) / (4 x 3) + 8/12

G = - 21/12 + 8/12

G = - 13/12

H = 5/14 - 2/7 x 21/20

H = 5/14 - 42/140

H = 50/140 - 42/140

H = 8/140

H = 2/35.