Question

1. Show the prime factorisation of the
following numbers using the factor tree.
a) 72
b) 108
c) 160
d) 216 e) 305
f) 920
$58555 + 22151$
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Answer 1

Answer:

x/10 - y/5=1

x/8 + y/6=1680

solve by elimination method

Step-by-step explanation:

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