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b)7x - 4 = x +2
spr.
L=
P=
L P
c) -5x + 4 = x -8
spr.
L=
P=
L P
d) -2x -7 = 2x -7
spr.
L=
P=
L P
e)-7x + 5 =11x + 41
spr.
L=
P=
L P
f) 36x- 14 = 14x -36
spr.
L=
P=
L P
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b)7x - 4 = x +2
7x -x = 2 +4
6x = 6 /:6
x=1
spr.
L= 7x-4 = 7-4=3
P=x+2 = 1+ 2= 3
L = P
c) -5x + 4 = x -8
-5x -x = -8 -4
-6x = -12 / :(-6)
x=2
spr.
L=-5x + 4= -5 * 2 + 4 =-10+4 = -6
P=x -8 = 2-8 = -6
L = P
d) -2x -7 = 2x -7
-2x - 2x = -7 + 7
-4x = 0
x = 0
spr.
L=-2x -7 = -2*0 -7 = -7
P= 2x -7 = 2*0 - 7 = -7
L= P
e) -7x -11x = 41 -5
-18x = 36 /:(-18)
x = -2
spr.
L= -7x + 5 = (-7 )*( -2 )+ 5 = 14 + 5 = 19
P=11x + 41 = 11* (-2) + 41 = -22 + 41 = 19
L= P
f) 36x- 14 = 14x -36
36x - 14x = -36 + 14
22x = - 22 /: 22
x = -1
spr.
L=36x- 14 = 36* (-1) - 14 = -36 - 14 = -50
P=14x -36 = 14* (-1) - 36 = -14 - 36 = -50
L = P
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b)7x - 4 = x +2
7x-x = 2+4
6x = 6 /:6
x = 1
spr.
L= 7x-4 = 7*1-4 = 3
P= x+2 = 1+2 = 3
L = P
c) -5x + 4 = x -8
-5x-x = -8-4
-6x = -12 /:(-6)
x = 2
spr.
L= -5x+4 = -5*2+4 = -6
P= x-8 = 2-8 = -6
L = P
d) -2x -7 = 2x -7
-2x-2x = -7 + 7
-4x = 0 /:(-4)
x = 0
spr.
L= -2x-7 = -2*0-7 = -7
P= 2x-7 = 2*0-7 = -7
L = P
e)-7x + 5 =11x + 41
-7x-11x = 41-5
-18x = 36 /:(-18)
x = -2
spr.
L= -7x+5 = -7*(-2)+5 = 19
P= 11x+41 = 11*(-2)+41 = -22+41 = 19
L = P
f) 36x- 14 = 14x -36
36x-14x=-36+14
22x = -22 /:22
x = -1
spr.
L= 36x-14 = 36*(-1)-14 = -36-14 = -50
P=14x - 36 = 14*(-1)-36 = -14-36 = -50
L = P
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