Question

BOOYAHKAH BOOOOYAHKAH I NEED HELP PLEASE!

If 1/x + 1/3 + 1/4 = 1, then x =

Answer 1

First add 1/3 + 1/4

Answer 2

4/12 3/12

Answer 3

now what

Answer 4

Add 4/12 + 3/12

Answer 5

7/12

Answer 6

\[\frac{1}{x}+\frac{7}{12}=1\\
\\ \, \\\frac{1}{x}=1-\frac{7}{12} \\
\, \\
\frac{1}{x}=\frac{5}{12} \text{ since }1=\frac{12}{12} \]
Cross multiply:
\[5x = 12\\
x = \frac{12}{5}=2.4\]

Answer 7

I guess @kirbykirby finished it. @yomamabf do you understand it or have any questions?