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lisabon 2012 [21]
3 years ago
7

"If you subtract18 from my number and multiply the difference by -4 ​, the result is ​-40." What is ​my number

Mathematics
1 answer:
Dmitry [639]3 years ago
4 0
I actually don’t kno so don’t use this i just need points , ill do research and come back and help u
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Order the fractions from smallest to largest. 1\4 1\8 1\2 1\5​
sukhopar [10]
The answer is pretty simple, 1/8, 1/5, 1/4, 1/2
8 0
3 years ago
give an example if an equation where any value if X will make the equation true. Infinite number of solutions. PLS HELP
defon

Answer:

x+3 = x+3

Step-by-step explanation:

No matter what you plug into x, both sides will be the same.

8 0
3 years ago
Homework help, no need to explain answer
Ainat [17]

Answer:

Square each side

Subtract 1  from each side

Divide by 3

Step-by-step explanation:

sqrt(3x+1) = 4

Square each side

(sqrt(3x+1))^2 = 4^2

3x+1 = 16

Subtract 1  from each side

3x+1-1 = 16-1

3x= 15

Divide by 3

3x/3 = 15/3

x = 5

8 0
3 years ago
Two locomotives approach each other on parallel tracks. Each has a speed of 87 km/hr with respect to the ground. If they are ini
sergiy2304 [10]

Answer:

9.3

Step-by-step explanation:

if both travel at same speed they will take equal distance and time to reach the middle and collide.

hence, 27/2 =13.5km

speed=distance/time

time = distance/speed

time= 13.5/87 = 0.15517mm hr

0.15517×60 = 9.31minutes

4 0
3 years ago
The price of milk increased from $3.25 to $3.75. What is the percent of change for the price of milk to the nearest tenth? Show
nikitadnepr [17]
Percent = part/whole

It wants you to find the % of change so it's 3.25 / 3.75
And that comes out to be 0.86 (with the 6 repeating)
So you move the decimal over 2 places to find the percent.
And then it's 1 - Ans

The answer is 13.33%
3 0
3 years ago
Read 2 more answers
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