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Sagot :
Step-by-step explanation:
by using similarity and enlargement
10/8 = 7+y/7
70=56+8y
8y=14
y= 7/4
10/8 = 5+x/5
50=40+8x
x = 8/10 = 4/5
Step-by-step explanation:
7/7+y=8÷10
46+8y=70(Cross multiply)
8y=70-46
y=24÷8
y=3
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