Solve the simultaneous equations. $$\(x+2 y=13\)$$ $$\(x+5 y=22\)$$ $$\[ \begin{aligned} &x=.............................................\\ &y=............................................. \end{aligned} \]$$
Exam No：0580_s21_qp_43 Year：2021 Question No：5(a)
Answer:
\([x=] 7\)
\([y=] 3\)
\([y=] 3\)
Knowledge points:
E2.5.1 Derive and solve linear equations in one unknown
E2.5.2 Derive and solve simultaneous linear equations in two unknowns.
Solution:
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