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- Algebra
- Calculus
- Trigonometry
- Matrix
- Differential
- Integral
- Trigonometry
- Letters
Question
\left\{ \begin{array}{l}y=x+7\\x=2\end{array}\right.
Solve the system of equations
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Solve using the substitution method
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Solve using the elimination method
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Solve using the Gauss-Jordan method
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Solve using the Cramer's rule
More methods
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\left(x,y\right) = \left(2,9\right)
Evaluate
\left\{ \begin{array}{l}y=x+7\\x=2\end{array}\right.
\text{Substitute the given value of }x\text{ into the equation }y=x+7
y=2+7
Simplify
y=9
Calculate
\left\{ \begin{array}{l}x=2\\y=9\end{array}\right.
Check the solution
More Steps
Check the solution
\left\{ \begin{array}{l}9=2+7\\2=2\end{array}\right.
Simplify
\left\{ \begin{array}{l}9=9\\2=2\end{array}\right.
Evaluate
\textrm{true}
\left\{ \begin{array}{l}x=2\\y=9\end{array}\right.
Solution
\left(x,y\right) = \left(2,9\right)
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