MathCastle
Algebra 2HardSystems of Equations

Systems of Equations · Hard problem

Solve for xx and yy.

3x⋅7y=4413x7y=949\begin{aligned} 3^{x} \cdot 7^{y} = 441 \\ \dfrac{3^{x}}{7^{y}} = \dfrac{9}{49} \end{aligned}