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ad-work [718]
2 years ago
12

Solve the equation: 342 = 2x - 8. Show your reasoning.​

Mathematics
1 answer:
Katyanochek1 [597]2 years ago
3 0

Answer:

x = 175

Step-by-step explanation:

Add 8 on both sides to get 350 = 2x.  Divide 2 on both sides to get your x value which is 175.

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What is the radius of a circle if it's diameter is 3m?
Sveta_85 [38]
The radius is half of the diameter so if the diameter is 3 then the radius is 1.5. ANSWER:1.5 what I did was just divide 3by 2 to get half of 3.
8 0
3 years ago
I forgot how to do this please help❤️
Vadim26 [7]
<h3>Answer:   x = 25</h3>

=======================================================

Explanation:

Add up the parallel sides, and divide by 2

x = (15+35)/2

x = (50)/2

x = 25

The midsegment is the average of the two parallel sides.

3 0
3 years ago
Reduced form of 2ab^2-a^2 b^2/5
Ket [755]

Answer:

2ab^2-\frac{a^2b^2}{5}=\frac{10ab^2-a^2b^2}{5}

Step-by-step explanation:

Given the expression

2ab^2-\frac{a^2b^2}{5}

\mathrm{Convert\:element\:to\:fraction}:\quad \:2ab^2=\frac{2ab^25}{5}

2ab^2-\frac{a^2b^2}{5}=\frac{2ab^2\cdot \:5}{5}-\frac{a^2b^2}{5}

\mathrm{Since\:the\:denominators\:are\:equal,\:combine\:the\:fractions}:\quad \frac{a}{c}\pm \frac{b}{c}=\frac{a\pm \:b}{c}

                 =\frac{2ab^2\cdot \:5-a^2b^2}{5}

                 =\frac{10ab^2-a^2b^2}{5}

Thus,

2ab^2-\frac{a^2b^2}{5}=\frac{10ab^2-a^2b^2}{5}

7 0
3 years ago
Someone you know is planning a wedding. They have still have decide on the place of the reception, the DJ, and the caterer. They
Aliun [14]
So essentially, we have a choice of :

2 reception halls
3 DJs
2 catering companies.

In order to find the number of arrangements, you need to multiply those : 2*3*2=12- So they have 12 arrangements.

why?

Imagine those 3 Djs- they are three arrangements.
Now, they can play in one or the other hall -so in total it's 3 Djs in one hall and 3 in the other -that's 6.

And all of those 6 possibilities can be catered by one or the other company- making the possibilities twice as many, so it's 12 in total!
7 0
3 years ago
The perimeter of a rectangle is 12 centimeters. The length of a rectangle is 3 centimeters. What is the area of the rectangle
ch4aika [34]
Recall that the equation to find the perimeter of a rectangle is 2(L + w)

Since we know the length, we can make an equation:

2(3 + w) = 12

Divide both sides by 2:
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Now that we know both length and width, we simply have to find their product to solve for area:

a = L * w
a = 3 * 3
a = 9

The area of the rectangle is 9 cm^2.
6 0
3 years ago
Read 2 more answers
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