All except combine like terms. Since you only have 1 variable.
Hope this helps.
r3t40
Answer:

Step-by-step explanation:
Let the two numbers be x and y
So we have:

using the elimination method, add the two equations together:

solve for x:

substitute our value for x back into the first equation we made:

therefore,

Answer: 2 decimal digits
Step-by-step explanation:
When multiplying decimals, placement of the decimal point is very important. Since there is one decimal digit in each factor, there must be two decimal digits in the product. This is because tenths x tenths = hundredths
Hope this helps and good luck! :)
Answer:
-3 I think
Step-by-step explanation:
C is the correct statement
∠CBE and ∠DEB are same side interior angles