1. [tex]\frac{n}{9} = \frac{49}{63}[/tex]
[tex]\frac{n}{9} = \frac{49}{63}\\63n = (49)(9)\\63n = 441\\n = 7[/tex]
n = 7
2. [tex]\frac{2}{5} = \frac{n}{30}[/tex][tex]\frac{2}{5} = \frac{n}{30}[/tex][tex]\frac{2}{5} = \frac{n}{30}[/tex]
[tex]\frac{2}{5} = \frac{n}{30} \\5n = (2)(3)\\5n = 60\\n = 12[/tex]
n = 12
3. [tex]\frac{n}{17} = \frac{9}{51}[/tex]
[tex]\frac{n}{17} = \frac{9}{51}\\51n = (17)(9)\\51n = 153\\n = 3[/tex]
n = 3
4. [tex]\frac{4}{7} =\frac{n}{14}[/tex]
[tex]\frac{4}{7} =\frac{n}{14} \\7n = (4)(14)\\7n = 56\\n = 8[/tex]
n = 8
5. [tex]\frac{n}{8} =\frac{5}{20}[/tex]
[tex]\frac{n}{8} =\frac{5}{20} \\20n = (8)(5)\\20n = 40\\n = 2[/tex]
n = 2
