1/4------------------+2/5=1/23/4x-1/2. Created by 20rmn17. matematika-ru

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August 2022 1 16 Report

1/4
------------------+2/5=1/2
3/4x-1/2

Answers & Comments

vmaluga2011 1/4:(3/4х-1/2)+2/5=1/2
1/4:(3/4х-1/2)=1/2-2/5
1/4:(3/4х-1/2)=5/10-4/10
1/4:(3/4х-1/2)=1/10
3/4х-1/2=1/4:1/10
3/4х-1/2=5/2
3/4х=5/2+1/2
3/4х=6/2 =>3
х=3:3/4
х=4

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