ответ в приложении. Удачи.
1) x = 2+4
x = 6
2) y = 3-5
y = -2
3) 3-x = 1,5
-x = 1,5-3
-x = -1,5
x = 1,5
4) 7-y = -2
-y = -2 - 7
-y = -9
y=9
5) x+3+4 = 9
x = 9 - 3 -4
x = 2
6) y-2+8=5
y = 5+2-8
y = -1
ответ в приложении. Удачи.
1) x = 2+4
x = 6
2) y = 3-5
y = -2
3) 3-x = 1,5
-x = 1,5-3
-x = -1,5
x = 1,5
4) 7-y = -2
-y = -2 - 7
-y = -9
y=9
5) x+3+4 = 9
x = 9 - 3 -4
x = 2
6) y-2+8=5
y = 5+2-8
y = -1