Answer:
First one
Step-by-step explanation:
X+y= -5------>【1】×3
-3x-y=7------>【2】×1
3x+3y= -15
-3x-y=7
So,
2y=-8
y=-4
And
-3x-y=7
-3x-(-4)=7
-3x=7-4
x=-1
HOPE IT HELPS UH!!☺️
PLZ MARK IT AS BRAINLIST
Answer: 25%
100/56 = 1.785714285714286
1.785714285714286 x 14 = 25