Bonjour,
1)
PB
3
15
11
22
2)
PA:
-2
-6
+1
3a)
x
3x
3x+7 = -2
3x= -2-7
3x= -9
x= -9/3
x= -3
3b)
5x
5x-4
10x-8 = 0
10x = 8
x= 8/10
x= 4/5
4)
3x +7 = 10x -8
7+8 = 10x -3x
15 = 7x
x = 15/7
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
Bonjour,
1)
PB
3
15
11
22
2)
PA:
-2
-6
+1
3a)
x
3x
3x+7 = -2
3x= -2-7
3x= -9
x= -9/3
x= -3
3b)
x
5x
5x-4
10x-8 = 0
10x = 8
x= 8/10
x= 4/5
4)
3x +7 = 10x -8
7+8 = 10x -3x
15 = 7x
x = 15/7