Just one
11x+25=7x+15
11x - 7x = 15 -25
4x = -10
x = -10/4
x = -5/2
Answer:
135
Step-by-step explanation:
Because the two vertical lines are parallel
that answer your question?
Answer:
The perimeter is 220 , the area should be 100 ,
Step-by-step explanation:The perimeter of the square is 40 because it’s all sides added together & they are all even - The perimeter of a circle is always 360 and this is half of a circle so that is a perimeter of 180; you add that to 40=220. The area is two sides multiplied together=100 for the square. You find the area of the half circle by doing the area of a circle divided by 2.
Considering that every 6-digits number is greater than 340, the question becomes:
"how numbers can we make using the digits from 1 to 6 once?"
The answer is the number of permutations of six elements, which is 6!:
