Решите уравнения - 8х+4(7+8х)=4х+7

Question

Решите уравнения - 8х+4(7+8х)=4х+7

Answer 1

-8х+4(7+8х)=4х+7
-8х+28+32х=4х+7
-8х+32х-4х=7-28
20х=-21
х=-1,05
Ответ:-1,05

Answer 2

8х+4(7+8х)=4х+7
8х+28+32х-4х-7=0
36х=-21
х=-0.58

Comments

8x+4(7+8x) =4x + 7

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8x+28+32x=4x+7

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8x+32x -4x =28-7

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36x=-21

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x=0.58

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-0,58

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x =1,05