To simplify this all you need to do is distribute the 4x across each term in the parenthesis
$4x(2x^3 - 7x^2 + x) \\ (4x)(2x^3) - (4x)(7x^2) + (4x)(x) \\ 8x^4 - 28x^3 + 4x^2$

5 0

3 years ago

Emma is building a wall around her garden. It has taken 45 minutes,and she is 75% done. What is the total time it will take Emma

Morgarella [4.7K]

Hey there,
It take 45 min to complete 75% of the wall
1% = 45 / 75
= 0.6
100 % = 0.6 x 100
= 60 min
It takes her 60 mins or 1 hour to finish building the wall.

Hope this helps :))

~Top♥

5 0

3 years ago

Read 2 more answers

Can an someone please help me with number 14

Mnenie [13.5K]

Well the answer would be

6x2 ( 2 is an exponent) -7

8 0

3 years ago

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A beverage manufacturer performs a taste-test and discovers that people like their fizzy beverages best when the redius of the b

Natalka [10]

Answer: