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rewona [7]
3 years ago
7

What is it 7 points on the board for u plz answer CORRECTTT

Mathematics
1 answer:
pochemuha3 years ago
5 0

Answer:

x is 30

Step-by-step explanation:

1/2 ( x + 6 ) = 18

1/2x + 3 = 18

       - 3    - 3

1/2x = 15

· 2      · 2

x = 30

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Who wants a brainist whats the how do you convert ratios
iren2701 [21]

Answer:

  1. To a whole number: Add the numbers in the ratio together
  2. To a fraction: Each number in the ratio would become a numerator in a fraction

I hope this helps!

Credit goes to: calculatorsoup.com

4 0
3 years ago
A line has a slope of 10 and includes the points (3, n) and (4,0). What is the value of n?<br> n =
ExtremeBDS [4]

Answer:

The value of n = -10  

Step-by-step explanation:

Given the points

  • (3, n)
  • (4,0)

Finding the slope between (3, n) and (4,0)

\left(x_1,\:y_1\right)=\left(3,\:n\right),\:\left(x_2,\:y_2\right)=\left(4,\:0\right)

As slope = 10

using the formula

Slope  =  [y₂ - y₁] /  [x₂ - x₁]

so substituting the values

      10   =  [0 - n] / [4 - 3]

      10   = -n / 1

     10 = -n

     n = -10    

Therefore, the value of n = -10  

8 0
3 years ago
Which one is the right answer
Jobisdone [24]

Answer: A. f(g(x)) =x and g(f(x))=x and f and g are inverses.

Step-by-step explanation:

A function <em>g</em> is the inverse of function <em>f</em> if

<em>f(g(x)) = g(f(x))=x</em>

Given: f(x)=  x+4 , g(x) = x-4

f(g(x)) = f(x+4) = (x-4)+4

= x-4+4 = x

i.e. f(g(x)) =x

g(f(x))= g(x-4) = (x-4)+4 =x

i.e. g(f(x))=x

Hence, f(g(x)) =x and g(f(x))=x and f and g are inverses.

8 0
3 years ago
PLZZZ HELPPP THIS IS A TIMED TESTTT *look at the picture*
Artyom0805 [142]

Answer:

x=14

Step-by-step explanation:

7 0
3 years ago
Y + 1.05 = 7.26<br><br> y = -6.21<br> y = -8.31<br> y = 6.21<br> y = 8.31
Dahasolnce [82]
Y=6.21
You just subtract 1.05 from each side and then you get your answer
5 0
3 years ago
Read 2 more answers
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