Question

Реши уравнения х:9=45-(18+12),7*у=100-37,Х+40=24*3

Answer 1

х = (45 - 30)*9 = 135
у = 63 / 7 = 9
х = 72 - 40 = 32

Answer 2

х:9=45-(18+12)
х:9=15
х=15*9
х=135

7*у=100-37
7у=63
у=63:7
у=9

х+40=24*3
х+40=72
х=72-40
х=32