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Mariana [72]
3 years ago
5

Given m|n, find the value of x. (8x-20) (8x+8)

Mathematics
2 answers:
LiRa [457]3 years ago
6 0

Answer:

x=12

Step-by-step explanation:

(8x-20)+(8x+8)=180

16x-12=180

16x=180+12

16x=192

x=12

Elina [12.6K]3 years ago
4 0

Answer:

x = 12

Step-by-step explanation:

The given angles are supplementary. Therefore, they have a sum of 180°.

8x - 20 + 8x + 8 = 180

16x - 12 = 180

16x = 192

x = 12

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A bit hard. thank you if u can do it for me? <3
Lostsunrise [7]

The triangle shown is a right triangle shown by the little square inside of it.

Area of a triangle is 1/2 x height x base

Rotating the shown triangle so the square is at a bottom corner the height is 6 and the base is 6

Area = 1/2 x 6 x 6 = 18 square cm

5 0
2 years ago
Write the sum of 18+27 as the product of their gcf and another sum
Serjik [45]

One <em>possible answer</em> is:

9×(2+3)

Explanation:

First we find the sum of 18 and 27. 18+27 = 45.

Next we find the GCF of 18 and 27. We do this by finding the prime factorization of each:

18 = 2*9

9 = 3*3

Thus, 18 = 2*3*3.

27 = 3*9

9 = 3*3

Thus, 27 = 3*3*3

We want the common factors; there are 2 3's in common, so 3*3 = 9 is the GCF. This makes the product 9×( ). The missing number would be 5, since 9*5 = 45. Writing this as a sum, we can use 2+3; this gives us 9×(2+3).

4 0
2 years ago
Read 2 more answers
Earlier we investigated the relationship between x = payroll (in millions of dollars) and y = number of wins for Major League Ba
Minchanka [31]

Answer:

Kindly check explanation

Step-by-step explanation:

Given that:

Equation of regression line : y^ = 60.7 + 0.139x

x = payroll (in millions of dollars) and y = number of wins for Major League Baseball teams in 2016.

From the general regression equation:

y = mx + c

Where m = slope of regression line.

The slope (m) of the equation given is 0.139

The slope could be interpreted as ; for every per unit change in y (every win a major league baseball team has in 2016), the payroll in million dollar increases by a product of 0.139

4 0
3 years ago
Which fraction is equivalent to 5/12 + 2/3
lesya692 [45]

Answer:

5/12 + 8/12 = 13/12 = 1 1/12

Step-by-step explanation:

This is the answer because:

1) You have to add the fractions, in order to add the fractions you have to find the common denominato.

2) The common denominato is 12 because 2 x 4 = 8 and 3 x 4 = 12. Therefore, 2/3 = 8/12.

3) Finally, once you add 5/12 and 8/12, you should get 13/12 which is also equal to 1 1/12.

Hope this helps! :D

6 0
3 years ago
What are the laws of exponents for class 7<br>​
finlep [7]

Answer:

Multiplication of no. with same base

division of no. with same base

taking power of a power

multiplication of two numbers with same exponents

division of two numbers with same exponents

numbers with exponents 0

numbers with negative exponent

Step-by-step explanation:

8 0
3 years ago
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