Opposite interior angles are equal, so
4x - 10 = 2x + 20
2x - 10 = 20
2x = 30
x = 15
Answer:
<em>y = 2x + 4 </em>
Step-by-step explanation:
y = -
x - 3
Slope of perpendicular line is "2"
( - 3 , - 2 )
y + 2 = 2( x + 3 )
<em>y = 2x + 4</em>
Perimeter of a poligon= sum of all sides.
Perimeter of this triangle=s+(s+4)+3s=5s+4
An expression that represents the perimeter of this triangle is: 5s+4
Answer:
(i). Ahsan's Present Age = 16
(ii). Age of Ahsan's Mother when ahsan is 21 years old = 50
Step-by-step explanation:
Let's say, x represents the age of ahsan.
y represents the age of his mother.
The system of equation from the date given is:

Solve them will get us:

Regards: Umer
Answer:
640 students
Step-by-step explanation:
544 divided by 85%= 640