Answer:
a+7
Step-by-step explanation:
2 + 5 = 7
7+a or a+7
Answer:
C
Step-by-step explanation:
General probability is 3+5+4=12
3+4=7 (oranges and bananas answer is c
Answer:

Step-by-step explanation:
Area of the shaded region = area of the large rectangular - area of the small rectangle
Area of rectangle is given as l*w
Area of the large rectangle = 
Expand


Area of large rectangle 
Area of small rectangle = 


Area of small rectangle = 
Area of shaded region = 

Collect like terms


Y - x = 2x - 2/3y
y = 3x - 2/3y
1 2/3y = 3x
y = 1.8x