Answer: A
Step-by-step explanation:

Divide as usual.
9/9=1
45/9=5
After this, subtract exponents.


or

Answer:

Step-by-step explanation:
difference in x = 7
difference in y = -30
using Pythagoras, distance =
=
= 
(but I don't understand what the nearest tenth part means)
A quadrilateral is a four-sided polygon with four angles. There are many kinds of quadrilaterals. The five most common types are the parallelogram, the rectangle, the square, the trapezoid, and the rhombus.
Glad to Help :)
Step-by-step explanation:
4x-9=15
Solutuon
4x-9=15
4x=15-9
4x=6
x=6:4
x=1,5
Answer:
Step-by-step explanation:
so let’s say x is the length. Then the width will be 3x-4. You add them together and multiply by two. The perimeter is 72 so the equation equala 72.
Equation:
(x+3x-4)*2=72
(4x-4)*2=72
8x-8=72
8x=80
x=10
length:10
width:26