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bekas [8.4K]
3 years ago
12

3(-4x + 5) = 12

Mathematics
1 answer:
8_murik_8 [283]3 years ago
7 0

Answer:

x=1/4

Step-by-step explanation:

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Dylan is 15, which is 3 years older than twice his sister Savannah’s age. How old is savannah
Brrunno [24]

Answer:

Savannah's age = 6 years

Step-by-step explanation:

Let

Savannah's age = x

Dylan's age = 15

Dylan is 15, which is 3 years older than twice his sister Savannah’s age

Dylan = 2x + 3

Find Savannah's age

2x + 3 = 15

Subtract 3 from both sides

2x + 3 - 3 = 15 - 3

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Divide both sides by 2

2x / 2 = 12 / 2

x = 6

Therefore,

Savannah's age = x

= 6 years

Dylan's age = 2x +3

= 2*6 + 3

= 12 + 3

= 15 years

4 0
3 years ago
During each of the past three months, Tyler grew
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4 0
3 years ago
Betty has several of the standard six-sided dice that are common in many board games. If Betty rolls one of these dice, what is
diamong [38]
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Answer:

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Step-by-step explanation:

6 0
2 years ago
Which is a perfect square<br> 61<br> 62<br> 63<br> 64
leva [86]

Answer:

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Step-by-step explanation:

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3 years ago
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