At heart we're being asked for a line through two points,

In general the line through (a,b) and (c,d) is

Check that you understand why both (a,b) and (c,d) are on this line.
Here our indepedent variable, instead of x, is T, temperature. Our dependent variable is v, velocity. Substituting,





That's our answer; let's check it.
When T=40, v = (5/9)40 + (2995/9) = 355 good
When T=49, v= (5/9)49 + (2995/9) = 360 good
Answer:
x = 25
Step-by-step explanation:
3x = 75
divide both sides by 3
x = 25
B) 1/7 because no matter how many times you spin the odds are always 1 out of all 7 of the colors
Answer:


Step-by-step explanation:
Answer is given above with explanations .
<em>HAVE A NICE DAY</em><em>!</em>
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