Verified answer

Объяснение:

1) 5x+48:4=20:10+2×10

5х+12=2+20

5х = 22-12

5х = 10 /:5

х=2

2) 7x+32:2=(72+18):3;

7х+16=90:3

7х+16=30

7х=30-16

7х=14 /:7

х=2

5x+48:4=20:10+2×10

5х+12=2+20

5х+12=22

5х=22-12

5х=10

х=2