Question

1) x+5=2x+4

2)2(x-5)=10

3)x-1=4
3-2
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Answer 1

1) x+5=2x+4
5-4= 2x - x
1 = x
x = 1

2)
2(x-5)=10
2x - 10 = 10
2x = 10+10
2x = 20
x = 20/2
x = 10


3)
x/3 - 1/2=4
Mmc (3,2)= 6
(2x - 3)/6 = 6.4/6
2x - 3 = 24
2x = 24+3
2x = 27
x = 27/2