Respostas
respondido por:
1
x-17=-9
×=8
2×=-7
×=-3,5
3×+2=2×-11
×=-13
2×=16
×=8
×=8
2×=-7
×=-3,5
3×+2=2×-11
×=-13
2×=16
×=8
respondido por:
0
a)
X - 17 = - 9
x = - 9 + 17
x = 8
**********************
b)
2x = - 7
x = - 7/2
************************
c)
3x + 2 = 2x - 11
3x - 2x = - 11 - 2
x = - 13
*******************
d)
2x = 16
x = 16/2
x = 8
************************
X - 17 = - 9
x = - 9 + 17
x = 8
**********************
b)
2x = - 7
x = - 7/2
************************
c)
3x + 2 = 2x - 11
3x - 2x = - 11 - 2
x = - 13
*******************
d)
2x = 16
x = 16/2
x = 8
************************
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