200+400=600 u just add 2 and 6 togather and u get 6 and then annd the two zeros on too it
The simpliest way to do this is to turn both fractions into decimals
7/10 goes to 0.7 and 2/5 goes to 0.4
then the equation would be 0.7x + 20 = 0.4
hope I've helped!
The answer is 130 degrees b
Answer: 3.14285714.....
<u>Step-by-step explanation:</u>
pi is 

Thiis is a non-terminating and non-repeating decimal.
Answer:
C
Step-by-step explanation: