Answer:
Step by Step:
x-2y=4
+2y +2y
x=-2y+4
x-2y=4
-4 -4
x-2y-4=0
+2y +2y
x-4=2y
Divid by 2
1/2x-2= y
x=-2y+4
x=-2(1/2x-2)+4
x=-x+4+4
x=-x+8
+x +x
2x= 8
x=4
y=1/2x-2
y=1/2(4)-2
y=2-2
y=0
(4,0)
Answer:
B. W - 5
Step-by-step explanation:
The length is shorter than the width of the swimming pool by 5.
Width = W
Therefore the length of the pool would be W - 5
Answer:
12
Step-by-step explanation:
Use the last line to give you the equation:
x-2=10
So x=12
Answer:
18cm
Step-by-step explanation:
presents=x
14cm=7x
divide by 7
2=x
find 9x
9*2=18
