1000 because 100 divide my 10 is 10 so just add a zero
Answer:
B
Step-by-step explanation:
Standard form is written according to the highest exponent on the variable to the lowest. This expression has exponents that descend from 8 to 7 and to 1. B is the correct solution.
Answer:

Step-by-step explanation:
Given

See attachment
Required
Determine the measure of 
and
are on a straight line.
So:
--- angle on a straight line
Substitute known values

Collect like terms


Answer:
no are you asking how to do it? is this a question or not.Step-by-step explanation:
Answer:
COSAS
Step-by-step explanation:
en realidad hablo inglés XD