Answer:
10 cm!
I think...it's really basic math so...maybe?
10 cm
Explanation:
(2 cm)×5 = 10 cm
Bryce raises the walls 10 cm altogether.
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You could add the raises, but multiplication is easier.
(2 cm) +(2 cm) +(2 cm) +(2 cm) +(2 cm) = 10 cm
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