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Sav [38]
2 years ago
15

For the equation: 3x+1=2x+7 what are the 1 st and 2 nd opposite operations?

Mathematics
1 answer:
qaws [65]2 years ago
4 0

Answer:

Step-by-step explanation:

3x +1 = 2x +7  subtract 1 from both sides ( first)

3x +1 -1 = 2x + 7 -1

3x = 2x + 6 subtract 2x brom both sides (second)

3x -2x = 2x -2x +6

5x = 6

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Basically we need to add and subtract 1/2 from 1/6:

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3 years ago
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In 1985, the price of a gallon of milk cost about $2.20 per gallon. In 2005, the price of a gallon of milk cost about $3.50 per
Assoli18 [71]

the percent increase in the price of a gallon of milk from 1985 to 2005 is 59%

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Percent increase can be described as the rise in the value of an item, in this case the value is milk.

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In 2005 the price is $3.50

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old price= $2.20

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= 0.59 × 100

= 59%

Hence the percent increase from 1985 t0 2005 is 59%

Please see the link below for more information

brainly.com/question/878172

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