74. one triangle has side lengths of 5 inches, 12
inches, and 13 inches. the side lengths of a
second triangle are 15 inches, 36 inches, and 39
inches. what is the constant of proportionality
between the two triangles?

correct answers below:

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step-by-step explanatio89

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x

its 50 miles away from the starting point