Va rog urgent exercitiul 8 sau 7. Care îl stiti va rog urgent


Va Rog Urgent Exercitiul 8 Sau 7 Care Îl Stiti Va Rog Urgent class=

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(x:2+250:5):5=12
x:2+50=60
x:2=10
x=5






[(x:10)x5]:2-(100:5)=480
[(x:10)x5]:2-20=480
[(x:10)x5]:2=500
(x:10)x5=1000
x:10=200
x=2000
[tex]8)x - nr.[/tex]

[tex]x \div 10 \times 5 \div 2 - 100 \div 5 = 480[/tex]

[tex]x \div 10 \times 5\div 2 - 20 = 480[/tex]

[tex]x \div 10 \times 5 \div 2 = 480 + 20[/tex]

[tex]x \div 10 \times 5\div 2 = 500[/tex]

[tex]x \div 10 \times 5 = 500 \times 2[/tex]

[tex]x \div 10 \times 5 = 1000[/tex]

[tex]x \div 10 = 1000 \div 5[/tex]

[tex]x \div 10 = 200[/tex]

[tex]x = 200 \times 10[/tex]

[tex]x = 2000[/tex]