Question

20 + х * 4 =460
Помогите решить

Answer 1

20+х*4=460
х*4=460-20
х*4=440
х=440*4
х=110

Answer 2

4х+20=460
4х=460-20
4х=440
х=440:4
х=110
20+110*4=460
460=460