Помогите решить уравнения. 420-х*6=300 х*9-280=540. Created by Ertogrul. matematika-ru

Помогите решить уравнения. 420-х*6=300 х*9-280=540...

July 2022 1 10 Report

Помогите решить уравнения.

420-х*6=300

х*9-280=540

Answers & Comments

КатяМаша1 1)x*6=420-300
x*6=120
x=120÷6
x=20
------------
420-120*6=300
300=300

2)
x*9=530+280
x*9=810
x=810÷9
x=90
------------
90*9-280=530
530=530

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(x-289)=8...

pomogite reshit zadachu vo skolko raz raznost naibolshego i naimenshego chise

3 chast ot chisla vseh malchikov zanimayushihsya v etih kruzhkah skolko vsego dete

pomogite reshit zadachu magazin prodal v pervyj den 7 yashikov vinograda a vo vt

chas3588368ef367624584083f85137c059d 74746

pomogite reshit zadachu magazin v pervyj den prodal detskih kostyumov na 580 rub

pomogite s zadachej katya vovka i shurik igrayut v pesochnice vovka slepil na 5 ku

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