Answer:
Before cooling begins, the temperature of the water is 22°C.
Step-by-step explanation:
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Answer:
A-2
B
Step-by-step explanation:
Answer:
120°
Step-by-step explanation:
x = angle supplement = 180-x
x = 4(180-x) -120
x = 720 - 4x - 120
5x = 600°
x =120°
First, distribute the negative sign and get -y + 7 = 14
then subtract 7 from both sides and get -y = 7
Divide both sides by -1 and get y = -7
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Answer:
8 billetes de 20
17 billetes de 10
Step-by-step explanation: