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Alenkinab [10]
3 years ago
10

1.The two triangles are similar. (picture one)

Mathematics
1 answer:
Rus_ich [418]3 years ago
7 0
1. 3x+1=4/5(4x)
15x+5=4(4x)
16x=15x+5
x=5
2. 13x3=39
13x2=26
x=27
x=27
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