At what temperature do degrees F = degrees C? (Algebra)
Algebra
Level
2
At what temperature do degrees F = degrees C? (Algebra)
Degrees F = 32 + (9/5)C
The answer is -40.
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1 solution
Just set up the algebra problem, X = 32 + (9/5)X, and solve for X. Subtract X, and 32 from both sides, (4/5)X = -32, then multiply through by 5/4, X = (-32 x 5)/4 = -40