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Interpret two-step equation word problems

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Lilianna uses

calories per minute just by sitting. She uses 1 more calorie per minute by walking. Lilianna uses a

total of 12

calories walking to the park.

Lilianna uses the equation, d

= 12

to represent the situation.

What does the variable d represent in the equation?

Question

Mathematics

Luca Benton

1 January, 09:26

Khan Academy

Interpret two-step equation word problems

Go to

Lilianna uses

calories per minute just by sitting. She uses 1 more calorie per minute by walking. Lilianna uses a

total of 12

calories walking to the park.

Lilianna uses the equation, d

= 12

to represent the situation.

What does the variable d represent in the equation?

+4

Answers (1)

Know the Answer?

David Kemp · Answer 1

The variable d stands for how many calories she used.

Step-by-step explanation:

the problem says that she uses 1 calorie per minute while walking, and then it says that she walked 12 minutes. 12*1 = 12 calories

d=12 calories which equals to the 12 minutes she walked