3 years ago

PLEASE HELP!!!!!!!!!!!!!!!!!!!!!

Mathematics

1 answer:

Anuta_ua [19.1K]3 years ago

8 0

Answer:

i dont know

Step-by-step explanation:

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A) Let x = cost of t-shirt:

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3 years ago

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gulaghasi [49]

Answer:

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Step-by-step explanation:

240/4 = 60

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Answer:

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Step-by-step explanation:

Given

$(5x^{3} -7x^{2} +3x-4)-(8x ^ { 3 } +2x ^ { 2 } +3x-7) }$

Required

Simplify

$(5x^{3} -7x^{2} +3x-4)-(8x ^ { 3 } +2x ^ { 2 } +3x-7) }$

Open brackets

$5x^{3} -7x^{2} +3x-4-8x^3 -2x^2 -3x+7$

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