Answer:
45
Step-by-step explanation: 10+7b (7b= 7x5=35)
10+35+ <u>45</u>
Answer:
d. None of these
Step-by-step explanation:
Hope it helps you in your learning process.
In the first expression you must add the similar terms (x+x=2x), then apply the common factor in this case it is 2 , so you will get excactly the same second expression.
Answer:
The sum of the numbers in each circle is 17
Step-by-step explanation:
The numbers to choose from are:
2, 3, 5, 7
By this alone the biggest number must be in the overlap of the three circles.
Then just fill in the numbers in such a way that they all are used.
The sum of the numbers in each circle is 17.
See picture for a solution.