+Matematik Uge 11
Ligninger
x + 5 = 14 x=9
x - 3 = 5 x=8
9x = 81 + 9 x=10
1/5x = 15 x = 75
x + 3 = 2 + 2 x = 1
x + 27 = 6 + 4x x = 7
5 + 1/3 x = x - 1 x =
5x - 19 + 3x + 22 x = 35
x + 5 = 11 x = 6
x + 8 = 9 x = 1
x + 12 = 24 x = 12
x + 7 = 22 x = 15
6 + x = 19 x = 13
11 + x = 15 x = 4
2 + x = 30 x = 28
9 + x = 17 x = 8
x - 5 = 8 x = 13
x + 3 = - 7 x = -10
x - 7 = 11 x = 18
x + 9 = 4 x = -13
x - 11 = 3 x = 14
11 + x = 15 x = 4
x + 5 = 10 x = 5
x - 12 = 8 x = 20
10 x - 1 = 19 x =2
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