Solve the system of equations.

- 4x + 11y = 15

x = 2y

y =

x=

Introduction to Triangles - Part 1 1. Consider the diagram below of an equilateral triangle. (2n + 15) ft / / (7n) ft (7n) ft (10. - 2) ft How long is each side of the triangle? Justify your answer.

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