Question

Alejandra is 58 inches tall. Her sister is in the first grade and is 10 inches shorter than alejandra. What known fact when doubled is equal to alejandra height

Answer 1

The known fact when doubled which is equal to alejandra height is Double thrice the height of Alejandra's sister less one

How to solve algebra

Given:

Alejandra height = 58 inches

His sister's height = 10 inches

• The known fact when doubled which is equal to alejandra height is

• Double thrice the height of Alejandra's sister less one

= 2{3(10) - 1)

= 2{30 - 1)

= 2(29)

= 58

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