3 years ago

Given: Point C is the midpoint of AB.

Mathematics

1 answer:

Dmitrij [34]3 years ago

4 0

Answer:

$c \: is \: the \: midpoint \: of \: ab \: therefore \: ac \: is \: equal \: to \: cb \\ 7x - 10 = 3x + 10 \\ 7x - 3x = 10 + 10 \\ 4x = 20 \\ x = 5 \\ substitute \: x = 5 \: into \: 7x - 10 = ac\\ 7(5) - 10 \\ 35 - 10 \\ 25 = ac$

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