What is lcm a, 14/13+15/22+9/13+7/22-2 ?

The solution to lcm a, 14/13+15/22+9/13+7/22-2 is 10/13 a

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lcm a, 14/13+15/22+9/13+7/22-2

lcm

a, \frac{14}{13} + \frac{15}{22} + \frac{9}{13} + \frac{7}{22} - 2

\frac{10}{13} a

Solution steps

Find Least Common Multiplier of

a, \frac{14}{13} + \frac{15}{22} + \frac{9}{13} + \frac{7}{22} - 2

Factor

\frac{14}{13} + \frac{15}{22} + \frac{9}{13} + \frac{7}{22} - 2 : 2 \cdot 5 \cdot \frac{1}{13}

Multiply each factor with the highest power:

2 \cdot 5 \cdot \frac{1}{13} \cdot a

Simplify

\frac{10}{13} a

7 x - 5 y + 8 z, 2 x + 6 y - 3 z, - 9 x - y - 5 z

4 x^{2} + 6 x + 8, x^{3} - x^{2} + x - 5

k - 2, k + 3

x^{2} - 3 x, 2 x^{2} - 9

2^{n} 1, 2, 3, 4, 5

What is lcm a, 14/13+15/22+9/13+7/22-2 ?
The solution to lcm a, 14/13+15/22+9/13+7/22-2 is 10/13 a