Answer:
You first identify the variable.
Answer:
The perimeter of rectangle is
Step-by-step explanation:
Let
x------> the length of rectangle
y----> the width of rectangle
we know that
The area of the constructed figure is equal to
so
-----> equation A
-----> equation B
substitute equation B in equation A
using a graphing calculator to resolve the quadratic equation
the solution is
Find the value of x
Find the perimeter of rectangle
The perimeter of rectangle is equal to
Answer:
Not sure if its right
Step-by-step explanation:
A+B=118°
(5x+8)°=118°
13x°=118°
13x/13=118/13
x=9.07
Answer:
a=0
Step-by-step explanation:
-2x + xy = 30.....when y = 8
-2x + 8x = 30
6x = 30
x = 30/6
x = 5 <==