Step-by-step explanation:
open the brackets by multiplying 4 and 28 =112
18+112= 130
Answer:
7.722cm^2
Step-by-step explanation:
Area of the Square: l*w
6*6=36
Square= 36cm^2
Area of the circle= πr^2
3.142*9=28.278
36-28.278=7.722
Answer:
-4.33
Step-by-step explanation:
-26=6ₓ
6x = -26
x = -26/6
x = -4.33 or -13/3
He bought 200 of them
200*2.80=$560
marked up 90%
90% of 560=0.9*560=504
560+504=1064
he sold all 200 for a total of 1064, or an average price of $5.32 each
X=2 is the correct answer