100:x +52:4=60:4

2 câu trả lời

100:x +52:4=60:4

$100$ : x + $13$ = $15$

$100 $: x = $15 $-$13 $

$100 $: x  = $2$

x = $100$ : $2$

x= $50$

100:x+13=15

100:x=15-13

100:x=2

x=100:2

x=50