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alekssr [168]
3 years ago
11

Click on the photo to see it.

Mathematics
2 answers:
Alex787 [66]3 years ago
8 0

Answer:

\\ 7x - 3 =  \frac{5}{2}  \\ 5 = 2(7x - 3) \\ 5 = 1x - 6 \\ 14x = 6 + 5 \\ 14x = 11 \\ x =  \frac{11}{14}  \\ x = 7.8.

Lera25 [3.4K]3 years ago
6 0

B is the midpoint

\\ \sf\longmapsto AB=\dfrac{1}{2}AC

\\ \sf\longmapsto 7x-3=\dfrac{5}{2}

\\ \sf\longmapsto 5=2(7x-3)

\\ \sf\longmapsto 5=14x-6

\\ \sf\longmapsto 14x=6+5

\\ \sf\longmapsto 14x=11

\\ \sf\longmapsto x=\dfrac{11}{14}

\\ \sf\longmapsto x=7.8

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