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a) 2a - 3 = a + 1
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b) 4b+ 3 = 3b - 4
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c) 7 + 3c = -5 + 2c
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d ) 5d + 2 = 3d
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e) 6e - 7 = 9e + 5
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. f) 6f - 1 = f + 2
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a) 2a - 3 = a + 1
2a - a = 1 + 3
a = 4
b) 4b + 3 = 3b - 4
4b - 3b = -4 - 3
b = -7
c) 7 + 3c = -5 + 2c
3c - 2c = -5 - 7
c = - 12
d) 5d + 2 = 3d
5d - 3d = -2
2d = -2
d = -1
e) 6e - 7 = 9e + 5
6e - 9e = 5 + 7
-3e = 12
e = -4
f) 6f - 1 = f + 2
6f - f = 2 + 1
5f = 3
f = ³/₅
a) 2a - 3 = a + 1
2a-a=1+3
a=4
b) 4b+ 3 = 3b - 4
4b-3b=-4-3
b=-7
c) 7 + 3c = -5 + 2c
3c-2c=-5-7
c=-12
d ) 5d + 2 = 3d
5d-3d=-2
2d=-2
d=-1
e) 6e - 7 = 9e + 5
6e-9e=5+7
-3e=12
e=-4
f) 6f - 1 = f + 2
6f-f=2+1
5f=3
f=3/5