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Автор - анжела7779

а)4(х+3)=5(х-2);
б)-2(х-5)+3(х-4)=4х+2.

Ответ

Автор - Student59
a) 4x+12=5x-10
-x=-22
x=22
b)-2x+10+3x-12=4x+2
-3x=4
x=- frac{4}{3}

Ответ

Автор - Бетси
а) 4(х+3)=5(х-2)
4х+12=5х-10
4х-5х=-10-12
-х=-22
х=22
б) -2(х-5)+3(х-4)=4х+2
-2х+10+3х-12=4х+2
х-4х=2-10+12
-3х=4
х=-4/3
Буду признательна, если выберешь мой ответ лучшим =)

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