Mathematics: Charlotte the turtle was born with 4 squares on her shell, as in the first picture below. When she was 1 year old, 12 new squares appeared around the old squares, as in the second picture below. Each year, a new group of squares appeared around the old squares.

Charlotte the turtle was born with 4 squares on

amayaiscool3886

12.04.2022

(18 , - 10)

Step-by-step explanation:

5x + 4y = 50 (1)

x + 2y = - 2 ... (2)

Solve (2) for "x"

x = - 2y - 2 (3)

(3) > (1)

5(- 2y - 2) + 4y = 50 ⇔ - 6y - 10 = 50 ⇒ y = - 10 (4)

(4) > (2)

x + 2(- 10) = - 2 ⇒ x = 18

(18, - 10)

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