Question

1. - 1
x -1
x = x+1
3
2.
x -1
2x+2 = x+1
x+3 - x -1
x+2
2
3.
x+1
7 + x -1
2 = x -1
3x - 3 + x+1
2
2
4.
x -1
5 = x +3x - 4
3 - x+4
3 - x -1
5
2 5.
x+2
18 = x - 4
12x+6 - x - 2
15
2
6.
x - a
1 = x+a
1 + x - a
1
2 2
ayúdenme porfis

Answer 1

Respuesta:

1-1= 0x1=0

3+1..4.....&.&

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