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bezimeni [28]
3 years ago
5

Solve for x on these problems

Mathematics
1 answer:
faust18 [17]3 years ago
4 0
13)
x+20 add x+21 = 23
41 + 2x = 23
2x =23 - 41
2x = -18
x = -9 
x equals minus nine

15)
2x + 26 = x +20
2x - x = 20 - 26
x = -6
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