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Naya [18.7K]
4 years ago
10

What is the value of the expression -2^2+4x(-3) when x= -3

Mathematics
1 answer:
Kisachek [45]4 years ago
6 0
It will be
(-2)^2+4*(-3)(-3) =40
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Please hurry! If you don't know it, that's okay.
makvit [3.9K]

Answer:

The answer is (x,y)=(-10,-7)

Step-by-step explanation:

  • The solution comes from replace x= -10 into the equation of y=2/5 x -3.
  • Replacement of x= -10 into y = 2/5 x -3 results: y=\frac{2}{5}\times{(-10)}-3=2\times{(-2)} -3=-4-3=-7.
7 0
3 years ago
What is the answer to the question
JulijaS [17]
The answer to the question is 13
6 0
3 years ago
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-1 and 3/5 divided by (-2/3) as a mixed number
goblinko [34]

Answer:

2 2/5

Step-by-step explanation:

change -1 3/5 to an improper fraction

-1 3/5 = -(5*1+3)/5 = -8/5

-1 3/5 ÷ -2/3 =

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copy dot flip

-8/5 * -3/2

24/10

divide top and bottom by 2

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change back to a mixed number

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2 2/5

4 0
3 years ago
Convert the measurement as indicated.<br><br> 26ft= _ yd _ ft
Yakvenalex [24]
26ft(yd/3ft)

8yd+2yd/3

8yd+(2yd/3)(3ft/yd)

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5 0
3 years ago
Read 2 more answers
Simplify the expression: 2(5r + 8)
Ganezh [65]

Answer:

2(5r + 8) = 10r + 16

Explanation:

Given the expression:

2(5r + 8)

Remove the parentheses

2 × 5r + 2 × 8

= 10r + 16

8 0
1 year ago
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