2 years ago

Which expression is equivalent to 5(4x+3)-2x?a 18x+15b 18x+3c 7x+8d 2x+8

Mathematics

1 answer:

kiruha [24]2 years ago

8 0

Answer:

Which expression is equivalent to 5(4x+3)-2x?a 18x+15b 18x+3c 7x+8d 2x+8

A-18x+15

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Please see attached image and help with these absolute value problems - thank you

Novay_Z [31]

Answer:

{-infinity, infinity}

no solution

Step-by-step explanation:

|x| +15≥4

Subtract 15 from each side

|x| +15-15≥4-15

|x| ≥-11

This is always true so x can be and real number

{-infinity, infinity}

-2|5x+3| = 8

Divide by -2

-2/-2|5x+3| = 8/-2

|5x+3| = -4

This can never happen because absolute values are zero or greater

no solution

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$\huge \purple{\tt{Answer:}}$

Denise rode 3 kilometres .

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So , Clark rode 2 kilometres more than Denise .

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Step-by-step explanation:

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