\(\dfrac{2x}{7}=\dfrac{75}{35}\)
→\(\dfrac{2x\times5}{7\times5}=\dfrac{75}{35}\)
→\(\dfrac{10\times x}{35}=\dfrac{75}{35}\)
→\(10\times x=75\)
→\(x=75:10=7,5=\dfrac{15}{7}\)
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