Answer:
i think its 1cm/10mm = 12.5/x
and the answer like the thing is 125 mm = 12.5
im from korea so i know mm/cm
Answer:

Step-by-step explanation:
To factor this, you must first take out the GCF (Greatest Common Factor), that
and -147 both have. The terms only have 3 in common, which can be divided with

However, we're still not done since 49 is a perfect square and
can be split into 2, like so:

If you're unsure about the final answer, you can multiply it all together to see if you got the original expression.