Answer:
D. 35 + 145 = x
The sum of the angles = 180 degree
Step-by-step explanation:

10,060 would be the answer.
The answer is 270 found out by google calculator.
Answer:
the algebraic expression for the phrase 4 divided by the sum of 4 and a number is 
Step-by-step explanation:
Translate the following phrase into an algebraic expression.
We will use x to describe the unknown.
The phrase is: 4 divided by the sum of 4 and a number
The sum of 4 and a number can be written as: 4+x
4 divided by the sum of 4 and a number can be written into algebraic expression as: 
So, the algebraic expression for the phrase 4 divided by the sum of 4 and a number is 