Answer:
x=4
y=3
Step-by-step explanation:
-0.8x+1.3y=0.7,3.2x−2.5y=5.3
-0.8x+1.3y=0.7
x=−1.25(−1.3y+0.7)
x=1.625y−0.875
3.2(1.625y−0.875)−2.5y=5.3
5.2y−2.8−2.5y=5.3
2.7y−2.8=5.3
2.7y=8.1
x=1.625×3−0.875
x= 39-7
8
