X + 453=985; 856-a=151

Question

X + 453=985; 856-a=151

Answer 1

Х+453=985
Х=985-453
Х=532

856-а=151
а=856-151
а=705

Answer 2

X+453=985 X=985-453 X= 532 856-A=151 A=856-151 A=705