3 years ago

What does 2x-3y=7 equal

Mathematics

1 answer:

Serggg [28]3 years ago

3 0

I suppose your answer could be x=5 and y=1....

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hammer [34]

The answer is $17.5.
How I did it-
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3 years ago

What is the slope of a line that includes the points (-5, 1) and (-2, 3).

UkoKoshka [18]

Answer:

Step-by-step explanation:

Work with the two points

Formula

m = (y2 - y1)/(x2 - x1)

Givens

y2 = 3

y1 = 1

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x1 = - 5

Solution

m = (3 - 1) / (-2 - - 5)

m = 2 / (-2 + 5)

m = 2 / 3

Answer: A

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4 years ago

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3 years ago

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AfilCa [17]

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3 years ago

Find the value of X. Write your answer in simplest form.<br> X=__

ratelena [41]

Answer:

x = 3

Step-by-step explanation:

Use the Pythagorean theorem:

$x^2+x^2=(3\sqrt2)^2\qquad\text{use}\ (ab)^n=a^nb^n\\\\2x^2=3^2(\sqrt2)^2\qquad\text{use}\ (\sqrt{a})^2=a\\\\2x^2=(9)(2)\\\\2x^2=18\qquad\text{divide both sides by 2}\\\\x^2=9\to x=\sqrt9\\\\\boxed{x=3}$

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3 years ago