4 times a number cubed decreased by 7... write an algebraic expression

1 answer:

3 0

Your answer is: 4x³-7

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Tatiana [17]

Answer:

B) exactly one solution

Step-by-step explanation:

4 0

3 years ago

loris [4]

Step-by-step explanation:

$x + 9y = - 18 \\ 8x - 4y = - 18 \\ x = - 18 - 9y \\ 8( - 18 - 9y) - 4y = - 18 \\ - 144 - 72y - 4y = - 18 \\ - 76y = 126 \\ y = - 1.66 \\$

$x = - 18 - 9y \\ x = - 18 - 9( - 1.66) \\ x = - 18 + 14.94 \\ x = - 3.06$

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3 years ago

Stells [14]

<em>Paco could buy 1/2 a yard, 5/8 yard, 3/4 yard, 7/8 yard, 1 yard, 1 1/8, so fourth since these fractions are all greater than 1. </em>

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3 years ago

Paladinen [302]

the answer is

<E=31°.............. ..

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3 years ago

pentagon [3]

4+4 is 8 lol thanks for the answer

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3 years ago