Step-by-step explanation:
<u>Break down the word expression:</u>
The sum of 5 and b divided by two
the sum (+) of 5 and b (5 + b) divided by 2.
<u>Expression:</u>

Parentheses represent that we need to add first, in order to divide the sum by 2.
Answer:
Step-by-step explanation:
by inspection.. just looking at the graph
slope = - 1/2 (called m )
Y-intercept is at 1
line equation is then
y= mx + b
y= -1/2x +1
:)
Answer:
20 cm^2
Step-by-step explanation:
Sectioned it off and multiplied the length by the width
A round trip is twice the distance herein;
So, (280*2) feet
=560 feet
3 reds in the 10 remaining cards
so that is 30% are red