Equação 1 guau
C) X+7=11-x
D) x+3=2
E) 8+x=-3x
F) 2-x=-3x
G) 22-2x=x+7
H) 3x+9=24-2x
I) 18x=16+2x
J)6=3x
Soluções para a tarefa
Respondido por
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Resposta:
C) x+7=11-x
x+x=11-7
2x=4
x=4/2
x=2
D)x+3=2
x=2-3
x-1
E)8+x=-3x
x+3x=-8
4x=-8
x=-8/4
x=-2
F)2-x=-3x
-x+3x=-2
+2x=-2
x=-2/2
x-1
G)22-2x=x-7
-2x-x=-7-22
3x=29
x=29/3
x=9,66
H)3x+9=24-2x
3x+2x=24-9
5x=15
x=15/5
x=3
I)18x=16+2x
18x-2x=16
16x=16
x=16/16
x=1
J)6=3x
6/3=x
2=x
x=-2
anacarolineo173:
Obrigada, você me ajudou muito
Respondido por
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Resposta:
C)×+×=11-7
2×=4
×=4/2
×=2
D)×=2-3
×=-1
E)×+3×=-8
4×=-8
×=-8/4
×=-2
F)-×+3×=-2
2×=-2
×=-2/2
×=-1
G)-2×-×=7-22
-3×=-15(-1)
3×=15
×=15/3
×=5
H)3×+2×=24-9
5×=15
×=15/5
×=3
I)18×-2×=16
16×=16
×=16/16
×=1
J) ×=-6/3
×=-2
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