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TEA [102]
3 years ago
12

What is the sum? –25 + (–18)

Mathematics
2 answers:
liraira [26]3 years ago
7 0
The Sum of this question is.... -43. 

-25 - 18 equals to -43. 
Mila [183]3 years ago
3 0
A positive and a negative equals a negative
so, u'll get
-25-18
which is -43
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There are three consecutive even integers. If twice the first integer added to the second is 268, 244 find all three integers.
Rudik [331]

Answer:

The numbers would be 89,414 , 89,416, and 89,418

Step-by-step explanation:

In order to find this, start by setting the lowest number as x. Then we can determine that the next two even integers are x + 2 and x + 4. From this we can write the following equation.

2(x) + x + 2 = 268,244

3x + 2 = 268,244

3x = 268,242

x = 89,414

Since the first number is 89,414, we know the next two are 89,416 and 89,418.

6 0
2 years ago
What is the constant of proportionality in the equation y = 2/3x
choli [55]

Answer:

Will give you 0

Step-by-step explanation:

6 0
3 years ago
Two planes are flying in opposite directions, away from each other, one with the speed of 800 km per hour and the other with the
allsm [11]
1640 km every hour is the answer
3 0
3 years ago
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The base of a triangle is decreasing at the rate of 1 ft/sec, while the height is increasing at the rate of 2 ft/sec. At what ra
Vera_Pavlovna [14]
We are given with the rate of change of the base, db/dt equal to 1 ft/ sec and the rate of change of the height of the triangle, dh/dt equal to 2 ft/sec. b is 10 ft and h is 70 ft. Area of triangle is equal to A= 0.5 bh The rate of change of the area is equal to dA/dt = 0.5 b dh/dt + 0.5 h db/dt. Substituting, dA= 0.5*10*2 + 0.5*70 * 1 equal to 45 ft2 / sec.
3 0
3 years ago
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PLEASE HELP! 40 POINTS
Vedmedyk [2.9K]

I'd start with setting up the equations. Calling x the number of students in most popular country 1, and y in country 2.

x + y = 44740

x - y = 5672

now solve for x1 and x2. You can subtract second from first:

0 + 2y = 39068

y = 19534

so

x = 5672 + 19534 = 25206

Add a sentence to answer it in words.

7 0
2 years ago
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