Equazioni facili
3 x = 7 + 14
x = 7
25 = x + 20
x = 5
3x - 4 = - 13
x = -3
a – 6 = 4 , a = 10
true
7 • 8 = x - 4
x = 60
14 = x + 1
x = 3
8x - 12 = 60
x = 9
8z = 48 , z = 7
Not true
78 - 28 = 10 x
x = 5
2 = x- 9
x = 11
3x + 5 = -16
x = -7
24 / y = 4 , y = 8
Not true
Y=6
x + 12 = 9 • 3
x = 15
18 = x2 + 2
x1=-4; x2=4
2x - 9 = -13
x = -2
d/6=3 , d=18
True
6 x = 25 + 20 + 9
x = 9
x-x2=0
x1=0;
x2=1
2 +x/3 = 9
x = 21
x + x + 7 = 16 , x = 4
Not True