Answer:
Step-by-step explanation:
Answer:
x length
y width
2x=y
2x+2y=42/2
x+y=21 x+y=21
x+2x=21
3x=21/÷3
x=7
7+y=21
y=21-7=14
7×14=98 the area of a rectangle
Answer:
Point C
Step-by-step explanation:
If you retrieve 90 backwards, then you will get the point C.
x = 16
Step-by-step explanation:
x-18 = -2
x = -2+18
x = 18-2
x = 16
Answer:
x=-3
Step-by-step explanation:
The axis of symmetry is at the maximum (or minimum) . It would be at x=-3