Thorgarus
6 год назад
А) 4х-( 7х-2) = 17
б) 5х+3 = 7х-5(2х+1)
ОТВЕТЫ
Nusankiba
Jul 7, 2019
А) 4х-7х+2=17
-3х=15х
х=-5
б)5х+3=7х-10х-5
8х=-8
х=-1
-3х=15х
х=-5
б)5х+3=7х-10х-5
8х=-8
х=-1
А) 4х-7х+2=17
-3х=15
х=-5
б) 5х+3=7х-5(2х+1)
5х+3=7х-10х-5
5х-7х+10х=-5-3
8х=-8
х=-1
-3х=15
х=-5
б) 5х+3=7х-5(2х+1)
5х+3=7х-10х-5
5х-7х+10х=-5-3
8х=-8
х=-1
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