Matemática
Prof.Nadia
1.
2x + 3 = 15
6
2.
5x + 3 = x + 15
3
3.
10x + 8 = 15x - 12
4
4.
3x + 4 + 18 = 5x + 10 - 3
15
2
5.
2x – 5 = 14 – 3x
6.
2x – 10 = 3x - 12
2
7.
4x – 6 = 22
7
8.
3x + 3 = x + 4
9.
2 + 5x = 2x + 10
10.
X – 6 = 5x + 8
19
5
1
2
8
3
7
2
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