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cestrela7 [59]
2 years ago
11

Solve the following inequality: |3x|>x+20

Mathematics
1 answer:
nikdorinn [45]2 years ago
7 0

Answer:

x>10,x<−5

Step-by-step explanation:

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What integer is closet to n​
11Alexandr11 [23.1K]

Answer:

Rounding to the Nearest Integer

The most common type of rounding is to round to the nearest integer. The rule for rounding is simple: look at the digits in the tenth's place (the first digit to the right of the decimal point).

7 0
2 years ago
Elevator is on the 16th floor. It goes up 12 floors, down 7 floors, up 3 floors, and then down 5
seropon [69]

Answer:

The elevator stops on the 19th floor.

Step-by-step explanation:

On the 16th floor, goes up 12 floors:

16 + 12 = 28

On the 28th floor, goes down 7 floors:

28 - 7 = 21

On the 21st floor, does up 3 floors:

21 + 3 = 24

On the 24th floor, goes down 5 floors:

24 - 5 = 19

6 0
3 years ago
Ash invests £200 and gets 3% interest per year.<br> How much will she have after 5 years?
Taya2010 [7]

Answer:

£231.85

Step-by-step explanation:

→ Work out the decimal multiplier

( 3 + 100 ) ÷ 100 = 1.03

→ Multiply the initial investment by the multiplier raised to the power of years

200 × ( 1.03 )⁵ = £231.85

6 0
2 years ago
Add 6x+2y + y2 +6x+2y +y2+ 4x2+ x2+y
Alexus [3.1K]

Answer:

5 x^2  + 2y^2  + 12x + 5y

Step-by-step explanation:

6x + 2y +y^2 + 6x + 2y + y^2 + 4x^2 + x^2 + y

12x +y^2 + 4y + y^2 + 4x^2 + x^2 + y

12x + 2y^2 + 4x^2 + x^2 + 5y

2y^2 + 5x^2 + 12x + 5y

5 x^2  + 2y^2  + 12x + 5y

7 0
3 years ago
A student is solving the system of equations below. In which line is a mistake first made?
AlexFokin [52]

Answer:

line 1

Step-by-step explanation:

because

3x + 2y + z = 11 ➡ z = 11 - 3x - 2y

3x and 2y must change sign when transfer to other sid eof equation

5 0
2 years ago
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