Question

One of the giraffes, Bernard, is sick. Last week he weighed 2,490 pounds. This week, he weighs 2,312 pounds.

If w represents the amount of weight lost, which bar diagram can be used to find the amount of weight Bernard lost?

Answer 1

yo

Explanation:

its A

edge is weird

Answer 2

w+2,312=2,490

w= 178 pounds

Explanation:

Let

W—-^ the amount of weight Bernard lost in pounds

We know that

The amount of weight Bernard lost plus the weight of this week must be equal to the weight of the last week

So…

The linear equation that represents this situation is

w=2,312=2,490

solve for w

Subtract 2,490 - 2,312 = 178lbs

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