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Крутяшка007
@Крутяшка007
August 2022
1
4
Report
помогите срочно
Реши уравнения подробно:
588 – х = 40 • 12
644 – х = 12 • 20
3 • х = 87 – 6
х + 2005 • 2 = 12000 : 2
204 • 500 – х = 390
А теперь попробуй решить эти уравнения:
х – 20 • 7 + 120 = 3600 : 10
х • 6 + 24 • 18 = 516
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Answers & Comments
oksik1970
Verified answer
▪588 – х = 40 • 12
588 – х = 480
588 - 480 = х
х=108
___________
▪644 – х = 12 • 20
644 – х = 240
644 – 240 = х
х = 404
___________
▪3 • х = 87 – 6
3х = 81
х = 81 ÷ 3
х = 27
___________
▪х + 2005 • 2 = 12000 : 2
х + 4010 = 6000
х = 6000 - 4010
х = 1990
___________
▪204 • 500 – х = 390
102000 - 390 = х
х = 101610
___________
▪х – 20 • 7 + 120 = 3600 : 10
х – 140 + 120 = 360
х = 360 + 140 - 120
х = 380
___________
▪х • 6 + 24 • 18 = 516
6х = 516 - 432
6х = 84
х = 84 ÷ 6
х = 14
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Answers & Comments
Verified answer
▪588 – х = 40 • 12588 – х = 480
588 - 480 = х
х=108
___________
▪644 – х = 12 • 20
644 – х = 240
644 – 240 = х
х = 404
___________
▪3 • х = 87 – 6
3х = 81
х = 81 ÷ 3
х = 27
___________
▪х + 2005 • 2 = 12000 : 2
х + 4010 = 6000
х = 6000 - 4010
х = 1990
___________
▪204 • 500 – х = 390
102000 - 390 = х
х = 101610
___________
▪х – 20 • 7 + 120 = 3600 : 10
х – 140 + 120 = 360
х = 360 + 140 - 120
х = 380
___________
▪х • 6 + 24 • 18 = 516
6х = 516 - 432
6х = 84
х = 84 ÷ 6
х = 14