jmt13happy
27.11.2021 •
Mathematics
If each 2 cm on the scale drawing below equals 8 feet, what is the actual length of the black line?
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Ответ:
-6
Step-by-step explanation:
According to question,
x + 8 = 2(x + 7)
x + 8 = 2x + 14
2x - x = 8 - 14
x = -6