180 - 101 = 79
Supplementary mean that the two angle measures add up to equal 180
(4,200)(6,300)
slope = (300 - 200) / (6 - 4) = 100/2 = 50 <== slope
unit rate is 50 miles per hr
Answer:
1 1/2 + (-1/2) is also 1 1/2 - 1/2.
the result is 1 whole, and 1 whole is also the difference between 1 1/2 and 1/2.
Say you have half of a cheese piece, but your friend has 1 whole cheese piece plus half of a cheese piece.
He/She has 1 more cheese piece than you, right? That's the difference between you and your friend's cheese. 1 whole.
If you are doing division, you should be able to turn the equation around as a fact family, making it multiplication. All you need to do is 17x73=y.
y=1241