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True [87]
3 years ago
15

Can anyone please help me?

Mathematics
2 answers:
zhenek [66]3 years ago
5 0
The answer is 1.4 or -1.4.
Butoxors [25]3 years ago
4 0

Answer:

x = 1.4 or -1.4

Step-by-step explanation:

→ Substitute y = 4 into y = x² + 2

4 = x² + 2

→ Minus 2 from both sides

2 = x²

→ Square root both sides

√2 = x

→ Simplify

x = 1.4 or -1.4

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The sum of a number and three is equal to five less than double that number
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Answer:

-2

Step-by-step explanation:

x + 3 = 2x + 5

-2 = x

7 0
3 years ago
The product of 7 and a number,
andriy [413]
Answer— 2




Explanation- simple math
4 0
3 years ago
1.1x+1.2x−5.4=−10 x=
katrin [286]

1.1x+1.2x-5.4=-10x

Move all terms to the left:

1.1x+1.2x-5.4-(-10x)=0

Add all the numbers together, and all the variables

2.3x-(-10x)-5.4=0

Get rid of parentheses

2.3x+10x-5.4=0

Add all the numbers together, and all the variables

12.3x-5.4=0

Move all terms containing x to the left, all other terms to the right

12.3x=5.4

x=5.4/12.3

x=3.8571428571429/8.7857142857143

Hope it helps!

6 0
3 years ago
Fill in the missing word: an unknown or chargeable quantity is called a (n) ___
Tanzania [10]

I believe the answer would be variable, because it is unknown which is very common for variables.

Plus, the variable definition (loose) is an unknown factor that can change in a trial.

I hope this helps!

:)

8 0
4 years ago
Find the distance between each pair of points. Round to the nearest tenth, if possible.
yaroslaw [1]
The distance between the two points is 6

hope this helps!
7 0
4 years ago
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