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dimaraw [331]
4 years ago
12

PLEASE HELP ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Mathematics
2 answers:
Gnesinka [82]4 years ago
4 0
Adding angle x, the 80 degree angle, and the 60 degree angle should give you 180 degrees, a straight line, because they all lie on the straight line. So we can create the equation:

\sf x+80+60=180

Simplify:

\sf x+140=180

Subtract 140 to both sides:

\sf x=\boxed{\sf 40\textdegree}
Aneli [31]4 years ago
3 0
80 + 60 + y = 180 and if y and x are vertical angles y = x
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Mrs. McAlister wrote the equation 10 t minus 4 t + 3 t = 8 on the board and asked students to write an equivalent equation. The
torisob [31]
It equals to 3t=8
So Michele is correct
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3 years ago
The sun produces 3.8 × 10^27 joules of energy per second. How much energy is produced in a year? (Note: a year is approximately
Maru [420]

Answer:

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Step-by-step explanation:

8 0
3 years ago
Every negative integer J is less than or equal to its inverse
Dahasolnce [82]

Answer:

Here we have the statement:

" Every negative integer J is less than or equal to its inverse"

First, remember that when we are talking about negative numbers, the ones that are closer to 0 are the larger ones.

For example, if we have -1 and -5

-1 is closer to zero, then:

-1 > -5

Now we have a negative integer J.

The smallest negative integer is -1

it's inverse is 1/-1 = -1

Then, if j = -1:

j = 1/j

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and if  j < -1 (-2, -3, -4, -5.......)

then for example, for j = -2

1/-2 = - (1/2)

and (-1/2) is a number between -1 and 0

So it is closer to zero than -2

then:

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8 0
4 years ago
Amy runs 6 miles in 45 minutes. At the same rate, how many minutes would she take to run 4 miles?
lapo4ka [179]
That would be (4/6) of 45 minutes, or 180/6 minutes, or 30 minutes.




You could also find her rate:  6 miles / 45 minutes, or 8 miles / 60 minutes.

Write an equation of ratios:  

8 mi            4 mi
---------- = ------------
60 min            x

Solving for x:  8x = 240; x = 30 minutes
7 0
4 years ago
Robert wants to put lights around the edge of his deck. The deck is 46 feet long and 23 feet wide. How many yards of lights does
Korolek [52]
46 yards is the answer

5 0
3 years ago
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