2 years ago

5. Which equation is an open sentence?

Mathematics

1 answer:

dimaraw [331]2 years ago

5 0

Answer:

Step-by-step explanation:

there is an unknown thingy which is x

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wlad13 [49]

3.5 pints to a cup is 7 cups, whole number

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2 years ago

Which values of A and B make the following equations true?

Korolek [52]

<span>(5x^7 y^2)(-4x^4 y^5) =-20x^a y^b
</span><span>
solve this:
(5x^7 y^2)(-4x^4 y^5)
= -20 x^(7 + 4) y^(2 + 5)
= -20 x^11 y^7

answer

</span>A) a=11, b=7

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2 years ago

At a grocery store, you want to buy 3 3/5 lb of . What decimal should the digital scale show?

nasty-shy [4]

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3.6 lb

Step-by-step explanation:

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2 years ago

Joe is making a ramp.Find the length of the ramp if the height is 7meters and the base is 24 meters

Musya8 [376]

Answer:

the length of the ramp is 25 meters

Step-by-step explanation:

Joe is making a ramp. Ramp forms a right angle triangle with the base

So we use Pythagorean theorem to find the length of the ramp

AC^2(hypotenuse) = AB^2 + BC^2

Length of ramp is the hypotenuse = $\sqrt{height^2 + base^2}$