Answer:
5
Step-by-step explanation:
move the terms
collect like terms
calculate
divide both side
Answer:
193.80
Step-by-step explanation:
30x6.46=193.80
Temperature after 20 minutes is found by multiplying-2.5 by 20 since it goes down by 2.5 degrees for one minute. -2.5 * 20 = -50. Adding this to 180.3 will give the temperature 130.3 degrees.