Actividad 1
1.
6x-10=2
6x=2+10
6x=12
x=12/6
x=2
2 .
-2+3x=10
3x=10+2
3x=12
x=12/3
x=4
3.
4m+2=20-2m
4m+2m=20-2
6m=18
m=18/6
m=3
4.
-3(2y+3)=-10(y+3)
-6y-9=-10y-30
-6y+10y=-30+9
4y=-21
y=-21/4
5.
7/3+14/4-x=0
60/12-x=0
5=x
6.
2(3-5n)=36
6-10n=36
-10n=36-6
-10n=30
n= -3
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Verified answer
Actividad 1
1.
6x-10=2
6x=2+10
6x=12
x=12/6
x=2
2 .
-2+3x=10
3x=10+2
3x=12
x=12/3
x=4
3.
4m+2=20-2m
4m+2m=20-2
6m=18
m=18/6
m=3
4.
-3(2y+3)=-10(y+3)
-6y-9=-10y-30
-6y+10y=-30+9
4y=-21
y=-21/4
5.
7/3+14/4-x=0
60/12-x=0
5=x
6.
2(3-5n)=36
6-10n=36
-10n=36-6
-10n=30
n= -3