Answer: The net change would be -2.
Step-by-step explanation: The upward change of elevator is represented by positive sign while the downward change represented by negative sign.
Given, First the elevator goes up 15 floors, change = + 15, Then it goes 9 floors down, change = -9, Then it goes 11 floors up,Change = + 11, Finally, it goes 19 floor down, Change = - 19 So, the net change = sum of total changes = 15 - 9 + 11 - 19 = -2
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Answer:
ratios equivalent to 1/3=2/6,3/9
Step-by-step explanation:
Double number line is a diagram used when. quantities have different units.
It shows each of the quantities on its own number line with corresponding pairs of values lined up.The values of each number line are not the same unless there is a 1:1 ratio between them.
some ratios equivalent to 1:3 are;
2:6,3:9,4:12,5:15,6:18,7:21,etc
Answer:print out starter sheets
Step-by-step explanation:
Answer:
2.38
Step-by-step explanation:
subtract 4.9 on both sides
Answer:
y=3x+1
Step-by-step explanation:
Determine slope with two coordinates and use it in the formula