Answer:
1. t=21+4
2. 25º
Step-by-step explanation:
1. let t=temperature. its 21 now, which is 4 less than it was before, so you add
2. 21+4=25º
hope this helps have a great day/night!!! :))
Answer:
5/10 or 0.5
Step-by-step explanation:
step 1:find the least common denominator
4/5-3/10=
8/10-3/10=
step 2:subtract the numerators
8/10-3/10=5/10 or 0.5
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Answer:
D. The system is in echelon form.
Step-by-step explanation:
Check attachment