Answer:
d and b
Step-by-step explanation:
Answer:
ABCD is a rectangle. What is the value of x? A 56 m B 65 m Xm C
Answer:

Step-by-step explanation:
Taking the succession:

You can multiply and divide by 1-r without chaging the result:

Distributing the upper part of the fraction you have:

As can be seen all the intermediate members will be canceled by a same member with opposite sign, only
will be left so:

Answer: 1
Step-by-step explanation:
First multiply x and y which is 3 x -1 = -3
Then -3 ÷ -3 = 1