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Jobisdone [24]
3 years ago
7

A medium sized apple has 70 calories. This is 10 calories less than 1/4 of the calories in an old chocolate bar. We need to find

out how many calories are in the bar? What could be a model for the first step?
Mathematics
2 answers:
Shtirlitz [24]3 years ago
5 0

Answer:

320

Step-by-step explanation:

1/4 x - 10 = 70              

1/4 x = 80

x   = 320 calories

kiruha [24]3 years ago
3 0
------------------------------------
Define x:
------------------------------------
Let x be the calories of the old chocolate bar.
Apple = 1/4 x - 10        ←First Step : Define apple with reference to the choc

------------------------------------
Information Given:
------------------------------------
Apple = 70 Calories 

------------------------------------
Find x:
------------------------------------
1/4 x - 10 = 70              
1/4 x = 80
x   = 320 calories

------------------------------------------------------------------------
Answer: The old chocolate bar is 320 calories.
------------------------------------------------------------------------
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