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Ad libitum [116K]
2 years ago
6

Simplify the expression 0.8+0.65÷0.75

Mathematics
2 answers:
gulaghasi [49]2 years ago
5 0
9 h h h h j huh h j j hi
bogdanovich [222]2 years ago
3 0

Answer:

1.66 (appx)

Step-by-step explanation:

According to BODMAS rule , we should solve division operation in the expression first , then we'll finish the addition opearation .

0.65 \div 0.75 + 0.8

=  >  \frac{65}{100}  \div  \frac{75}{100}  +  \frac{8}{10}

=  >  \frac{65}{100} \times  \frac{100}{75}   +  \frac{8}{10}

=  > \frac{13}{15}  +  \frac{8}{10}

=  >  \frac{(13 \times2) + (8 \times 3) }{30}

=  >  \frac{50}{30}  =  \frac{5}{3}  = 1.6666.........

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Can please someone help me out and explain it step by step. Thank you
Anit [1.1K]

Answer:x=7, \ y=-2

Step-by-step explanation:

Given

Equations are 3x-y=23 and 2x+3y=8

take 3x-y=23

y=3x-23

Put the value of y in another equation

\Rightarrow 2x+3(3x-23)=8\\\Rightarrow 2x+9x-69=8\\\Rightarrow 11x=77\\\Rightarrow x=7

Put the value of x in y

y=3(7)-23=21-23=-2

Hence, x=7, \ y=-2

7 0
2 years ago
You are riding the swings at a fair. What are the coordinates of your location after a rotation of 180°?
nekit [7.7K]

Answer:

(6, -3)

Step-by-step explanation:

The actual coordinates are x = -6 and y = 3

If we rotate 180 degrees and the center of rotation is at (0,0), all we need to do is invert the signal of each axis, that is, we invert the sign of the original x-coordinate and invert the signal of the original y-coordinate.

So the final x-coordinate is - (-6) = 6

And the final y-coordinate is - (3) = -3

So the coordinates will be (6, -3).

5 0
3 years ago
What is equally between 1200 and 1600 ​
Sophie [7]
1400, as 1200 + 200 = 1,400 and 1600 - 200 = 1400.
4 0
3 years ago
Read 2 more answers
Solve for x 9(x-1) = 2
Katen [24]

Answer: x = 9/11

Step-by-step explanation:

First, distribute 9 to x and -1

9x - 9 = 2

Then add 9 to both sides

9x = 11

Then divide both sides by 9

x = 9/11

Hope it helps :)

4 0
2 years ago
Please help what is the equation
Elanso [62]

let us take any two points here (5,20) and (7,30)

now let us use slope formula to get its slope

slope=\frac{y2-y1}{x2-x1}

slope=\frac{30-20}{7-5}

slope =5

now let us use one coordinate (say (5,20)) and slope to get the y intercept

20= 5*5 +b

b=-5

plugging the values of b and m in the given equation we get

y=5x-5

or c=5m-5

7 0
3 years ago
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