Answer:
59
Explanation:
Three ways-
1.
F = 2*15 + 30
F = 30 + 30
F = 60
2.
F = (9/5)C + 32
F = (9/5)*15 + 32
F = 135/5 + 32
F = 27 + 32
F = 59
3.
F = 1.8 C + 32
F= 1.8 x 15+32
F= 59
15 * 1.8 + 32
=59°F
is was 59°F
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