Answer:
X = 5
Y = 4
Step-by-step explanation:
7x-4 = 31
(Add 4 to both sides)
7x=35
(Divide 7 from both sides)
X= 5
4y+8=24
(Subtract 8 from both sides)
4y=16
(Divide 4 from both sides)
Y=4
