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Loirasandrinha
@Loirasandrinha
September 2019
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A) 2×=8
b) 3y=12
c)×-10=14
d)y+2=27
e)×+4=5
f) 7×=-21
g)×-2=3
h) 3×-×=18
i) 4×+×=30
j)7y-3y=-16
k)×+12=-4
l)×-13=-9
m) 3×+5=2×+12
n) 4×-2+3×+1=0
o)×-7=-2×+8
p) 5×=12+2×
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juliavieira002
a) 2x=8
x=8/2
x=4
b) 3y=12
y=12/3
y=4
c) x-10=14
x=14+10
x=24
d) y+2=27
y=27-2
y=25
e) x+4=5
x=5-4
x=1
f) 7x=-21
x=-21/7
x=-3
g) x-2=3
x=3+2
x=5
h) 3x-x=18
2x=18
x=18/2
x=9
i) 4x+x=30
5x=30
x=30/5
x=6
j)7y-3y=-16
4y=-16
y=-16/4
y=-4
k) x+12=-4
x=-4-12
x=-16
l) x-13=-9
x=-9+13
x=4
m) 3x+5=2x+12
3x-2x=12-5
x=7
n) 4x-2+3x+1=0
4x+3x=2-1
7x=1
x=1/7
o)x-7=-2x+8
x+2x=8+7
3x=15
x=15/3
x=5
p) 5x=12+2x
5x-2x=12
3x=12
x=12/3
x=4
1 votes
Thanks 1
Loirasandrinha
obrigadaaaaaa
juliavieira002
dnd
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Report "A) 2×=8 b) 3y=12c)×-10=14d)y+2=27e)×+4=5f) 7×=-21g)×-2=3h) 3×-×=18i) 4×+×=30j)7y-3y=-16k)×+12=-4l)×-.... Pergunta de ideia de Loirasandrinha"
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x=8/2
x=4
b) 3y=12
y=12/3
y=4
c) x-10=14
x=14+10
x=24
d) y+2=27
y=27-2
y=25
e) x+4=5
x=5-4
x=1
f) 7x=-21
x=-21/7
x=-3
g) x-2=3
x=3+2
x=5
h) 3x-x=18
2x=18
x=18/2
x=9
i) 4x+x=30
5x=30
x=30/5
x=6
j)7y-3y=-16
4y=-16
y=-16/4
y=-4
k) x+12=-4
x=-4-12
x=-16
l) x-13=-9
x=-9+13
x=4
m) 3x+5=2x+12
3x-2x=12-5
x=7
n) 4x-2+3x+1=0
4x+3x=2-1
7x=1
x=1/7
o)x-7=-2x+8
x+2x=8+7
3x=15
x=15/3
x=5
p) 5x=12+2x
5x-2x=12
3x=12
x=12/3
x=4