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Ivenika [448]
3 years ago
7

Help Asap plz!!!! Thx Give 20 points

Mathematics
1 answer:
Arisa [49]3 years ago
4 0

Answer:

(1,2) is a solution to both equations

Step-by-step explanation:

To determine if (1,2) is a solution to both equations, substitute into the equation and see if it is true

2x+y =4

2(1) + 2 =4

2+2 =4

4=4

true


y =3x-1

2 = 3(1) -1

2 =3-1

2=2

true

Since both statements are true

(1,2) is a solution to both equations

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Your school district cancels schools when more than 2.5 inches of snow accumulate on the ground each hour. Snow is currently acc
kari74 [83]

Answer:

Extra snow needed > 0. 3 inch

Step-by-step explanation:

Given that:

Cancelation occurs when > 2.5 inch of snow accumulates each hour

Accumulation rate = 11/5 inch per hour

Extra snow Accumulation needed to cancel. School ;

Extra snow needed > cancelation volume - current rate

Extra snow needed > (2.5 - 11/5)

Extra snow needed > 0. 3 inch

5 0
3 years ago
Filomena applies the commutative property to the product. (7/15)⋅(−11)⋅(30) Which expression illustrates the commutative propert
dedylja [7]

  • The commutative property is a number property where the answer obtained is the same no matter the position of the numbers you are multiplying together.

  • Commutative property of multiplication is expressed as:

        a x b = b x a

        a x b x c = a x c x b = b x c x a

  • Note: " . " in the question also means "x" (multiplication)

  • Applying commutative property to the question:

(7/15)⋅(−11)⋅(30)

(7/15) ⋅ (−11) ⋅ (30) = (7/15) . (30) . (11)

The values interchanged are: 11 and 30. The result of the multiplication remains unchanged.

Option A  is the correct answer.

To learn more, visit the link:

brainly.com/question/24733555

8 0
3 years ago
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X = –16 or x = –4 x = –10 x = –8 x = 4 or x = 16
OverLord2011 [107]
X is 16 so turn everything into a equation
3 0
4 years ago
Hal is asked to write an exponential function to represent the value of a $10,000 investment decreasing at 2% annually. What mul
Vitek1552 [10]

P(1) = P(0) [exp (rt)]
9,800 = 10,000 (0.98)^1

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</span>
<span>P(t) = P(0)[exp(-0.0202t)]</span>
3 0
4 years ago
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Which letter on the number line represents 4.55? <br> F<br><br> E<br><br> D<br><br> C
REY [17]

Answer:

F

Step-by-step explanation:

4 0
3 years ago
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