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zimovet [89]
3 years ago
15

2x - 1 1/2 = 31 solve the equation for the variable

Mathematics
2 answers:
defon3 years ago
8 0

Answer:

x=16 1/4

Step-by-step explanation:

is that a 11/2 or a 1 1/2? the answer i put was for 1 1/2

Maurinko [17]3 years ago
4 0

Answer:

x=16 1/4

Step-by-step explanation:

2 - 1/2 = 1/2

31 / 1/2 = 15 1/2

Check Answer:

(2 x 16 1/4)- 1 1/2

32 1/2 - 1 1/2

=31

Sooo:

x=16 1/4

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I’ve been stressing over this problem can anyone help how my answer would be 1
Kazeer [188]

Answer:

29° + (x - 5)° = 180°

29 + x - 5 = 180

29 - 5 + x = 180

24 + x = 180

24 - 24 + x = 180 - 24

x = 156

Step-by-step explanation:

A straight line is 180°.

Set all angles (29° and (x - 5)°) equal to 180°.

Then solve for x.

3 0
3 years ago
Read 2 more answers
Porter drove due east 20 miles on interstate 23 then due south on interstate 77 to the nearest hundredth of a mile how far was h
OverLord2011 [107]

Answer:

30.48 miles

Step-by-step explanation:

This can be represented as a right angle triangle with sides 20 miles and 23 miles. The hypotenuse is the distance from the starting point. Pythagoras theorem states that for a right-angled triangle, the square of side of the hypotenuse is equal to the sum of squares of the other two sides. It is given by the equation:

c² = a² + b², where c is the hypotenuse and a,b are the sides

Let a = 20 miles and b = 23 miles

c² = a² + b²

c² = 20² + 23²

c² = 400 + 529

c² = 929

c = √929 = 30.48

c = 30.48 miles

7 0
4 years ago
I NEED HELP.<br>Consider the figure below.<br>Find the value of x,y and z​
Andrews [41]

Answer:

x= 7

y=9

z=90

Step-by-step explanation:

8x = (9x-7)

8x = 9x-7

8x - 9x= -7

-x= -7

<em>(multiply -1 to each side to make it positive)</em>

x= 7

(5y-11)+(9x-7)=90

5y-11+9(7)-7=90

5y-11+63-7=90

5y+63-18=90

5y+45=90

5y=90-45

5y=45

y=45÷5

y=9

(5y-11)+8x+z=180

5y-11+8x+z=180

5(9)-11+8(7)+z=180

45-11+56+z=180

34+56+z=180

90+z=180

z=180-90

z=90

7 0
3 years ago
The public debt of Apexico is 4,628,599,173,971,366 Apex dollars, while its
Ivanshal [37]

The public debt of Apexico is 4,628,599,173,971,366 Apex dollars, while its

gross domestic product (GDP) is 15,274,449,110,385,172 Apex dollars. What

is Apexico's debt-to-GDP ratio?

Answer: 30%

3 0
3 years ago
A shop advertised a 22% off sale. If a coat originally sold for $255, find the decrease in price and sale price.
Umnica [9.8K]
It would be: 255 - (255 * 22%)
= 255 - (255 * 0.22)
= 255 - 56.1
= 198.9

In short, Decrease in Price is $56.1 & Sale Price is $198.9

Hope this helps!
8 0
3 years ago
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