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wolverine [178]
3 years ago
13

Evaluate the expression 6 + 4x {3+ 7).

Mathematics
2 answers:
myrzilka [38]3 years ago
8 0
I think it’s 2(3+20x)
Mama L [17]3 years ago
6 0

Answer:

40x + 6

Step-by-step explanation:

6 + 4x (3 + 7)

6 + 12x + 28x

40x + 6

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मिनधन १.. 18,900 हुन्छ भन सावा रकम पता लगा
Vladimir [108]

Answer:

Solution given:

principal [P]=P

time [T]=4 years

Rate [R]=13%

compound amount=18900

Simple interest=P-18900

we have

simple interest=\frac{P*T*R}{100}

P-18900=\frac{P*4*13}{100}

100P-1890000=52P

48P=1890000

P=1890000/48

P=39375

the sum that amounts =Rs 39375

5 0
3 years ago
If two lines are perpendicular, then they form:
Alexandra [31]
A cross because they are intersecting each other at the center of each line.
7 0
3 years ago
Read 2 more answers
5.
enyata [817]

Answer:

  (E) 90°

Step-by-step explanation:

The diagonals of a parallelogram are equal in length if and only if the parallelogram is a rectangle.

Any angle of a rectangle is 90°.

_____

Adjacent angles of a parallelogram are supplementary. If the diagonals are the same length, the triangles formed by either diagonal are congruent with the triangles formed by the other diagonal. This means adjacent angles are congruent. Congruent supplementary angles are 90°.

7 0
2 years ago
At a rental car company, a customers daily rental charge D (in dollars) for m miles driven is determined by the function D = 35
lianna [129]

Answer:

See below

Step-by-step explanation:

<u>Given function:</u>

  • D = 35 + 0.4m

m represents the domain and D represents the range of the function, therefore m = x, D = y

<u>Filling in the table:</u>

  • for x = 10, y = 35 + 0.4*10 = 35 + 4 = 39 and so on for the rest of the values
  • x = 10, 30, 50, 75, 100
  • y = 39, 47, 55, 65, 75
3 0
2 years ago
What is the equation of the line that goes through the points (1,2) and (2,1)?
Mandarinka [93]

Answer:

y = -x+3

Step-by-step explanation:

We have two points so we can find the slope

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

    (1-2)/(2-1)

    -1/1

 The slope is -1

We can use the slope intercept form of the equation

y = mx+b where m is the slope and b is the y intercept

y = -x+b

Substitute a point into the equation to find b

2 = -1 +b

Add 1 to each side

2+1 =-1+1 +b

3 =b

y = -x+3

4 0
3 years ago
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