3 years ago

Please help no need to explain

1 answer:

Grace [21]3 years ago

5 0

Answer:

the b-20=9

Step-by-step explanation:

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nika2105 [10]

<span>C = total calories burned
r = rate of burning calories = 420 calories burned/hour
t = time in hours
C = 420 * t
</span>

4 0

3 years ago

ruslelena [56]

$7+4u=70-3u \\ 7+4u+3u=70-3u+3u \\ 7+7u=70 \\ 7-7+7u=70-7 \\ 7u=63 \\ 7u/7=63/7 \\ u=9$
u=9 is your answer.
Hope this helps!

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3 years ago

REY [17]

Answer:

135 cupcakes

Step-by-step explanation:

7 0

2 years ago

lesya [120]

Answer:b

Step-by-step explanation:b

8 0

3 years ago

dimaraw [331]

5 1/2 = 11/2
11/2 x 3/4 = 33/8 = 4 1/8
answer is B. 4 1/8

8 0

3 years ago

Please help no need to explain ​