4 Реши уравнения.
(134 545 - x) + 23 = 98
2002 + x • 5 = 46 022
(x + 52):7=700
34000+x•1000=76000
(134 545 - x) + 23 = 98
2002 + x • 5 = 46 022
(x + 52):7=700
34000+x•1000=76000
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Ответ:
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(134 545 - x) + 23 = 98
134545-х= 98-23
134545-х=75
х=134545-75
х=134470
2002 + x • 5 = 46 022
x • 5 = 46 022-2002
х*5=44020
х= 44020:5
х=8804
(x + 52):7=700
x+52=700×7
x+52=4900
x=4900-52
x=4848
34000+x•1000=76000
х*1000=76000-34000
х*1000=42000
х=42000:1000
х=42