Решить уравнение (20+х)+70=200».

Question

Решить уравнение (20+х)+70=200».

Comments

20+х=130

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х=130-20

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20 + x + 70 = 2==

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х=110

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20 + х + 70 = 200 200-70-20=х х=110

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(20+x)+70=200

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20+x=200-70

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20+x=130

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x=130-20

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x=110

Answer 1

200-70=130
130-20=110
ответ 110

Answer 2

(20+х)+70=200
20+х=200-70
20+х=130
х=130-20
х=110