Is that a minus sign in between the x) and x=8?
X+y=70
x-y=30
x=30+y
30+y+y=70
2y=40
y=20
x+20=70
x=50
xy=(50)(20)=1000
121.5 in. You divide 729 by 6 because their are 6 faces of the cube.
Answer:
multipy them
Step-by-step explanation:
Answer:
Try downloading an app called math
Step-by-step explanation:
It helps me a lot with my maths homework
