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2 years ago

15

Translate the sentence into an equation. Twice the difference of a number and 4 is 9. Use the variable y for the unknown number.

1 answer:

gulaghasi [49]2 years ago

6 0

Answer:

2x-4=9

Step-by-step explanation:

2x-4=9

2x=y

2x=13

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The x value in x squared -5x + 4= 0

zheka24 [161]

Answer:

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Step-by-step explanation:

-5x + 4= 0

-4 -4

-5x=-4

÷5

-x=-0.8

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