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ELEN [110]
3 years ago
7

Brandon uses the steps below to solve the equation 15 x + 6 = 14 x + 5 using algebra tiles.

Mathematics
2 answers:
iris [78.8K]3 years ago
7 0
Brandon is not correct because he should have added 6 negative unit tiles to isolate the variable in step 2—— the answer would have been x=-1
Korolek [52]3 years ago
6 0

Answer:

x=-1

Step-by-step explanation:

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In each of the following problems, type the price per unit per oz in blanks a. and b, then pick the best buy.
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Answer:

B the 2 lb bread for 1.75

Step-by-step explanation:

The dollar per ounce for bread is $0.058 .

The dollar per ounce of bread is $0.055 .

b is the  best buy .

Step-by-step explanation:

First part

As given

Bread, 1 lb. loaf for 96¢ would .

As

1 dollar = 100 cent

Now convert 96¢ into dollars .

                     = $0.96

As 1 pound = 16 ounce

Thus

Bread 16 ounce loaf for $0.96 .

Therefore the dollar per ounce for bread is $0.058 .

Second part

Bread, 2 lb. loaf for $1.75

As  1 pound = 16 ounce

2 pound = 2 × 16 ounce

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Therefore dollar per ounce of bread is $0.055 .

Third part

As dollar per ounce for Bread, 2 lb. loaf for $1.75 is less as compared to Bread 1 lb. loaf for 96¢  .

Therefore b is the  best buy .

3 0
2 years ago
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Sergio039 [100]
If I'm correct, X=1/2. I'm almost completely sure
8 0
2 years ago
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Komok [63]

Answer:

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Step-by-step explanation:

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Step-by-step explanation:

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