3 years ago

4.Write an expression for the speed of the boat coming back from the island in terms of the

1 answer:

8 0

Answer: just a heads up

my boats speed is 7 so

x=other boats speed times 2?

Step-by-step explanation:

i am just guessing so please do not take this to seriously

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Mice21 [21]

S=2(4x+2x)+4x^2=4x^2+12x

4x^2+12x=7
4x^2+12x-7=0
D=12^2-4x4x(-7)=256
X1=(-12-16)/(2x4)=-3.5 impossible
X2=(-12+16)/(2x4)=0.5

A

7 0

3 years ago

Eddi Din [679]

Answer:

$20y^5+3y^3$

Step-by-step explanation:

$16y^5 + 4y^5 -12y^3 + 15y^3$

All we can do here is combine like terms (add those that have the same the same exponent)

$20y^5+3y^3$

Good luck!

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3 years ago

nekit [7.7K]

The answer your looking for is 10x

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3 years ago

Liono4ka [1.6K]

Answer:

3.7

Step-by-step explanation:

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3 years ago

tia_tia [17]

Is this

-6 ÷ 20 + 150%

or is -6/20 a fraction?

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3 years ago