Question

(51.32+х)умножить на 0.12=72

Help me !!!

Answer 1

0,12(51.32+х)=72

6.1584+0.12х=72

0.12х=72-6.1584

0.12х=65.8416

х=65.8416:0.12

х=548.68

Answer 2

51.32+х=72:0.12

51.32+х=600

х=600-51.32

х=548.68