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Leokris [45]
3 years ago
12

Can you please help me do this please?

Mathematics
2 answers:
lilavasa [31]3 years ago
5 0

Answer:

x = 80

Step-by-step explanation:

\frac{x}{2} - 15 = 25 ( add 15 to both sides )

\frac{x}{2} = 40 ( multiply both sides by 2 to clear the fraction )

x = 40 × 2 = 80

Doss [256]3 years ago
3 0

Answer:

80

Step-by-step explanation:

First move like terms to one side:

x/2=25+15

Notice that the sign (+ or -) changes when we switch it to the opposite side

x/2=40

Multiply both sides by 2...

x=80

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Raise 7 to the 9th power, then find the sum of the result and y
Dima020 [189]

The sum of 7 to the 9th power and y is expressed as 7⁹ + y

This statement will result in an exponential equation since we will have a base and an exponent

  • 7 raise to the 9th power is expressed as 7⁹

  • Taking the sum of the result and y;

  • The final expression will be  7⁹ + y

Hence the sum of 7 to the 9th power and y is expressed as 7⁹ + y

Learn more here: brainly.com/question/11610038

6 0
3 years ago
Find m2ABC.<br>(2x)=(5x+5)<br><br>OPTIONS<br><br>25<br>60<br>50<br>130<br>​
Tema [17]

Answer:

130°

Step-by-step explanation:

[2x] + [5x + 5] = 180

7x + 5 = 180

- 5 - 5

_____________

7x = 175

__ ____

7 7

x = 25

5(25) + 5 = 125 + 5 = 130

I am joyous to assist you anytime.

7 0
3 years ago
Which of the following represent the length of a diagonal of this trapezoid?
wariber [46]

Answer:

\sqrt{\left(a+b\right)^{2}+c^{2}}

Step-by-step explanation:

The distance between the line joining points A (<em>-b, c</em>) and C (<em>a, o</em>) will be the length of the diagonal of given trapezoid.

Now, x_{1} = - b,\ y_{1} = c\ and\ x_{2} = a, y_{2} = 0

Now, using distance formula,

AC = \sqrt{\left (x_{2}-x_{1}\right )^{2}+\left (y_{2}-y_{1}\right )^{2}}

AC = \sqrt{\left(a-(-b) \right)^{2}+\left(0-c\right)^{2}}

AC = \sqrt{\left(a+b\right)^{2}+\left(-c\right)^{2}}

AC = \sqrt{\left(a+b\right)^{2}+c^{2}}

Therefore, the length of diagonal AC of trapezoid = \sqrt{\left(a+b\right)^{2}+c^{2}}

So, option (4) is the right option.

8 0
3 years ago
Mr. and mrs. harris have six kids aged 5, 6, 8, 10, 16, and 19. the median age of the harris children is _____.
lakkis [162]
I think the median age is 9
5 0
3 years ago
(I don't have much points so I can't provide you with a huge amount but I do need help. I do also need the step by step definiti
cluponka [151]

Answer:

this is my answer

Step-by-step explanation:

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5 0
3 years ago
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