2х+(11-4х)=217х+13=-5х+25х+5(2-4х)=291/2х+1=-1/3(х+3/4)срочно надо дам максимум балов​

Question

2х+(11-4х)=217х+13=-5х+25х+5(2-4х)=291/2х+1=-1/3(х+3/4)срочно надо дам максимум балов​

Answer 1

Ответ:

x = -5

x = 1

x = - 1

x = - 3/2

Пошаговое объяснение:

1) - 2x = 10

2) 12x = 12

3) -19x=19

4) 10x = -15

Comments

уравнение

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2x-4x=21-11

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-2x=10

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x=-5

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7x+5x=25-13

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12x=12

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x=1

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x+10-20x=29

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-19x=19

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x=-1