Ответ:
20+2x=110
2x=110-20
2x=90
x=90:2
x=45
20+2х=110
2х=110-20
2х=90
х=90:2
х=45
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Verified answer
Ответ:
20+2x=110
2x=110-20
2x=90
x=90:2
x=45
Verified answer
Ответ:
20+2х=110
2х=110-20
2х=90
х=90:2
х=45