I think the answer is the 2nd choice = 1 inch wide and 8 inches long because he's making a scale and it has to be simplified.
Hope this helped☺☺
Answer:
Step-by-step explanation:
Alright, so if we wanted to take, for example, cell phone owners per 100 people and compare Germany to the USA, we can start by making up a number for Germany - 80 - and a number for the USA - 70. Next, the ratio of people using cell phones is 80/70=8/7 with the numerator being the people from Germany and the denominator being the number from the USA.
Answer:
Reflection over the X axis.
Answer:
ab • (11a + b + 1) If its not im really sorry
Step-by-step explanation:
STEP one
(((((3•(a2))•b)+5ab)-4ab)+(a•(b2)))+(23a2•b)
STEP Two
((((3a2 • b) + 5ab) - 4ab) + ab2) + 23a2b
STEP 3
STEP 4
Pulling out like terms
4.1 Pull out like factors :
11a2b + ab2 + ab = ab • (11a + b + 1)