A)8x-16=6x-10
B)3y+5=12-y
C)2x-22=7x-5
D)12x-(2x+5)=10
E)5-3(a-4)=29
F)13(x-1)-4=6x-17
L)5(y-3)-4.(5-2y)=3
Respostas
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A)8x-6x=-10+16
2x=6
x=6/2=3
B)3y+y=12-5
4y=7
y=7/4C)2x-7x=-5+22
-5x=17 (-1)
5x=-17
x=-17/5
C)2x-7x=-5+22
-5x=17
-x=17/5 *(-1)
x=-17/5
D)12x-2x-5=10
10x=10+5
x=15/10=3/2
E)2(a-4)=29
2a-8=29
2a=29+8
2a=37
a=37/2F)13x-13-4=6x-17
13x-6x=-17+17
7x=0
x=0
L)5y-15-20+8y=3
13y=3+35
y=38/13
2x=6
x=6/2=3
B)3y+y=12-5
4y=7
y=7/4C)2x-7x=-5+22
-5x=17 (-1)
5x=-17
x=-17/5
C)2x-7x=-5+22
-5x=17
-x=17/5 *(-1)
x=-17/5
D)12x-2x-5=10
10x=10+5
x=15/10=3/2
E)2(a-4)=29
2a-8=29
2a=29+8
2a=37
a=37/2F)13x-13-4=6x-17
13x-6x=-17+17
7x=0
x=0
L)5y-15-20+8y=3
13y=3+35
y=38/13
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