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Marizza181 [45]
3 years ago
5

2x + y = 3

Mathematics
1 answer:
kaheart [24]3 years ago
5 0

9514 1404 393

Answer:

  5y = 5

Step-by-step explanation:

  -2(x -2y) +(2x +y) = -2(-1) +(3) . . . . -2 times [eq2] + [eq1]

  -2x +4y +2x +y = 2 +3 . . . . eliminate parentheses

  5y = 5 . . . . . . . . collect terms

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What is the percent of change if the price changes from $150 to $100? Round to the nearest whole percent if necessary.
lisabon 2012 [21]

Answer:

Percentual change= 33.33% decrease

Step-by-step explanation:

Giving the following information:

Present value (PV)= $150

Future value (FV)= $100

<u>To calculate the percentual change, we need to use the following formula:</u>

Percentual change= [(PV - FV) / PV]*100

Percentual change= [(150 - 100) / 150]*1''

Percentual change= 0.3333*100

Percentual change= 33.33% decrease

4 0
3 years ago
Find the height of the liquid in the glass pictured. Show all steps.
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Answer:


Step-by-step explanation:

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5 0
3 years ago
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How many eighth-size parts do you need to model 3/4
Molodets [167]
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8 0
3 years ago
If you a 1hour long test and you have 10 question home many minutes would you spend on each question if you used the whole hour
lord [1]

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Step-by-step explanation:

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3 years ago
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babunello [35]

Answer:

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Step-by-step explanation:

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2 years ago
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