Sagot :
A= 4(x+5) -13
4x + 20 - 13
4x + 7
B= 3(x + 1) + x + 4
3x + 3 + x +4
4x + 7
D=2(x + 4) + 2(x -0,5)
2x + 8 + 2x -1
4x + 7
C=2(x + 3,5) + 2x
2x + 7 + 2x
4x + 7
Réponse:
A=4x+20-13
A=4×+7
B=3×+3+×+4
B=4×+7
C=2×+7+2×
C=4×+7
D=2×+8+2×-1
D=4×+7
A= 4(x+5) -13
4x + 20 - 13
4x + 7
B= 3(x + 1) + x + 4
3x + 3 + x +4
4x + 7
D=2(x + 4) + 2(x -0,5)
2x + 8 + 2x -1
4x + 7
C=2(x + 3,5) + 2x
2x + 7 + 2x
4x + 7
Réponse:
A=4x+20-13
A=4×+7
B=3×+3+×+4
B=4×+7
C=2×+7+2×
C=4×+7
D=2×+8+2×-1
D=4×+7