we aren't seen in Pakistan. add a tail tag
Answers
Explanation:
Answer:
{\huge{\mathfrak{\underbrace{\purple{Answer:-}}}}}
Answer:−
\sf \: x+2y=4; 2x+y=5x+2y=4;2x+y=5
{\huge{\mathfrak{\underbrace{\purple{Given:-}}}}}
Given:−
\begin{gathered}\star \: \sf \: x+2y=4........ \fbox{ equation \: 1}\\\star \: \sf 2x+y=5.........\fbox{ equation \:2}\\\end{gathered}
⋆x+2y=4........
equation 1
⋆2x+y=5.........
equation 2
{\huge{\mathfrak{\underbrace{\purple{Solution:-}}}}}
Solution:−
\begin{gathered}\sf \: 1st \: we \: have \: to \: multiply \: equation \: 2 \\ \tt by \: 2\end{gathered}
1stwehavetomultiplyequation2
by2
\begin{gathered}\tt \therefore \: 2(2x + y = 5) \\ \implies \tt \: 4x + 2y = 10...... \fbox{equation \: 3} \\ \\ \tt \: now \: subtract \: equation \: 1 \: and \: 3.\end{gathered}
∴2(2x+y=5)
⟹4x+2y=10......
equation 3
nowsubtractequation1and3.
\begin{gathered}\: \: \: \: \: \: \: \: \: \: \tt4x + 2y = 10 \\ \: \: \: \: \: \: \: - \: \: \: \tt \: x - 2y = ( - 4) \\ \: \: \: \: \: \: \: \: \: \: - - - - - - - - - - - - \\ \: \: \: \: \: \: \: \: \: \: \tt2x = 6 \\ \: \: \: \: \: \: \: \longrightarrow \tt \: x = \frac{6}{2} \\ \: \: \: \: \: \: \: \longrightarrow \fbox{ \tt \: x = 3}\end{gathered}
4x+2y=10
−x−2y=(−4)
−−−−−−−−−−−−
2x=6
⟶x=
2
6
⟶
x = 3
\begin{gathered}\tt \: put \: the \: value \: of \: x \: in \: equation \\ \tt1st\end{gathered}
putthevalueofxinequation
1st
\begin{gathered}\tt \: x + 2y = 4 \\ \tt \: \: \implies3 + 2y = 4 \\ \: \: \tt \implies2y = 4 - 3 \\ \: \: \tt \implies \: y = \frac{1}{2}\end{gathered}
x+2y=4
⟹3+2y=4
⟹2y=4−3
⟹y=
2
1
\huge\mathfrak \red{hope \: its \: helpful}hopeitshelpful
\huge\mathfrak \green{mark \: me \: as \: brainliest}markmeasbrainliest
Answer:
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Explanation:
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