Question

х×30=1000-730 880:у=535-491 а-45=389-254​

Answer 1

1) х×30 = 1000-730

30x = 270

x = 9

2) 880:у = 535-491

880:y = 44

44y = 880

y = 20

3) а-45 = 389-254​

a-45 = 135

x = 135+45

x = 180