It means to break down the numbers in the most efficient manner. Like combining like terms. 5a + 3a equals 8a because you can't change it anymore further unless you're given a value for a.
Answer:
B. (-r, 0)
Step-by-step explanation:
W is on the x axis, so the y coordinate is 0.
It is also r away from the origin, so the x coordinate is -r
Hope this helps!
Answer:
The stairs make a repeated pattern as they spiral upward or downward.
To find the product of two numbers, you multiply them
1/2*2/5
We have to multiple the numerators, and multiply the denominators
Numerators: 1*2=2
Denominators: 2*5=10
So the answer is 2/10 or 1/5
Hope this helps!