Homework Help: algebra

Posted by Anonymous on Tuesday, May 18, 2010 at 12:36pm.

lola has a plant that grows best in temperatures between 20 and 30 degrees celsius.

A.write an iequality that represents the celsius temperatures "c" in which lolas plant grows best.

The equation below is used to convert temperatures from degrees celsisus "c" to degrees fahrenheit"f"
c=5/9(f-32)

B.solve the equation "f" in terms of "c"
C. use your answer from part a and b to write an inequality that represents the fahrenheit temperature "f" in which lolas plant grows best.
D. graph your solution on a number line.

algebra - PsyDAG, Tuesday, May 18, 2010 at 2:12pm
A. 20 ≤ best growth≤ 30

B. c = 5/9(f - 32)

Multiply both sides by 9/5, then add 32 to both sides to convert to f.

C. plug in the values for c to find f.

D. Can't do this online

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