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DAU COROANAAAA!!!!!!!!!!!!!!!​

DAU COROANAAAA class=

Răspuns :

Răspuns:

a=9×7-2×4-5×10

a=63-8-50

a=55-50

a=5

b=98-(7×7+3×7+5×3)

b=98-(49+21+15)

b=98-85

b=13

c=(13+7×4)-39

c=(13+28)-39

c=41-39

c=2

a)3×a+3×c-b

3×5+3×2-13

15+6-13

21-13

8

b)b+4×a-2×c

13+4×5-2×2

13+20-4

33-4

29

c) (a+c)×9-b

(5+2)×9-13

7×9-13

63-13

50

spor la teme!sper ca te-am ajutat!

Răspuns:

a=9×7-2×4-5×10

a=63-8-50

a=55-50

a=5

b=98-(7×7+3×7+5×3)

b=98-(49+21+15)

b=98-85

b=13

c=(13+7×4)-39

c=(13+28)-39

c=41-39

c=2

Calculează:

a) 3×a+3×c-b

3×5+3×2-13=

=15+6-13=

=21-13=

=8

b) b+4×a-2×c

13+4×5-2×2=

=13+20-4=

=33-4=

=29

c) (a+c)×9-b

(5+2)×9-13=

=7×9-13=

=63-13=

=50

☆Sper că te-am ajutat!☆