(3*x+51):48=41
3*x+51=41*48
3*x+51=1968
3*x=1968-51
3*x=1917
x=1917/3
x=639
3*(2x-9)=27
6x – 27 = 27
6x = 27 + 27
6x = 54
x = 9
19*(39-2x)=703
741 – 38x = 703
– 38x = 703 – 741
-38x = -38
x = 1
9*(5x+8)=207
45x + 72 = 207
45x = 207 – 72
45x = 135
x = 3
(8*y-30):9=50
8*y-30=50*9
8*y-30=450
8*y=450+30
8*y=480
y=480/8
у=60
(3*x+51):48=41
3*x+51=41*48
3*x+51=1968
3*x=1968-51
3*x=1917
x=1917/3
x=639
3*(2x-9)=27
6x – 27 = 27
6x = 27 + 27
6x = 54
x = 9
19*(39-2x)=703
741 – 38x = 703
– 38x = 703 – 741
-38x = -38
x = 1
9*(5x+8)=207
45x + 72 = 207
45x = 207 – 72
45x = 135
x = 3
(8*y-30):9=50
8*y-30=50*9
8*y-30=450
8*y=450+30
8*y=480
y=480/8
у=60