Answered

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Find the value of x in x + y = 9 and x - y = 2.5.553.5-5.5

Sagot :

Step 1

Given; Find the value of x in x + y = 9 and x - y = 2.

Step 2

Using the elimination method.

[tex]\begin{gathered} x+y=9 \\ + \\ x-y=2 \\ --------- \\ 2x\text{ +0=11} \end{gathered}[/tex]

Hence,

[tex]\begin{gathered} 2x=11 \\ x=\frac{11}{2} \\ x=5.5 \end{gathered}[/tex]

Answer;

[tex]x=5.5[/tex]

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