Answer:
23
Step-by-step explanation:
If cindy is 23 and marcus is 20 years older, 23+20= 43. Cindy is 23 and Marcus is 43, their ages added together is 66.
5(2)^2-2(7) = 6
6(7+2)/2 = 27
Therefor the correct answer is the < symbol.
I hope this helps! :)
Area of square = x^2
If length is multiplied by 3, then each side of square is now 3x
new Area = (3x)^2 = (3x)*(3x) = 9x^2
So the Area has increased by a factor of 9.
In general, the Area will always increase by a factor which is the square of the factor applied to the side length.
The third and fourth options.
