Question

Помогите решить систему уравнений, на фото система

Answer 1

$left { {{27^{x}=9^{y}} atop {81^{x}=3^{y+1}}} right. ; left { {{3^{3x}=3^{2y}} atop {3^{4x}=3^{y+1}}} right. ; left { {{3x=2y} atop {4x=y+1}} right. ; left { {{x=frac{2y}{3}} atop {frac{8y}{3}=y+1}} right. ; left { {{x=frac{2y}{3}} atop {frac{5y}{3}=1}} right. ; left { {{x=frac{2}{3}cdot frac{3}{5}=frac{2}{5}} atop {y=frac{3}{5}}} right.$

Answer 2

$left { {{27^x=9^y} atop {81^x=3^{y+1}}} right.\ left { {{3^{3x}=3^{2y}} atop {3^{4x}=3^{y+1}}} right.\ left { {{3x=2y} atop {4x=y+1}} right.\ left { {{y=4x-1} atop {3x=2(4x-1)}} right. \ left { {{5x=2} atop {y=4x-1}} right.\ left { {{x=frac{2}{5}} atop {y=frac{3}{5}}} right.$