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Leviafan [203]
3 years ago
5

What is the result of subtracting the second equation from the first? -4x-2y=-2 x-2y=9

Mathematics
1 answer:
TEA [102]3 years ago
3 0

Answer:

x = 11/5 or 2 1/5

Step-by-step explanation:

propagate the negative through the bottom equation

-5x = -11

x = 11/5

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Explain how to use the distributive property to find the<br> product (3)(45)
jasenka [17]

Answer:

135

Step-by-step explanation:

in order to find the distributive property you multiply both numbers.

So for example, You just multiply 3 times 45 = 135

4 0
3 years ago
16. PHYSICS The formula h = 1201 - 16t2 gives the height h in feet of an object 1 seconds after it is shot upward from
Murrr4er [49]
<h3><u>Question:</u></h3>

The formula h = 120t-16t^2 gives the height h in feet of an object t seconds after it is shot upward from Earth's surface with an initial velocity of 120 feet per second. What will the height of the object be after 6 seconds?

<h3><u>Answer:</u></h3>

The height of object after 6 seconds is 144 feet

<h3><u>Solution:</u></h3>

<em><u>The formula that gives the height of an object is:</u></em>

h = 120t - 16t^2

Where,

h is the height in feet and t is the time in seconds

To find: height of the object be after 6 seconds

To find the height of the object be after 6 seconds, substitute t = 6

h = 120 \times 6 -16(6)^2\\\\h = 720 - 16 \times 36\\\\h = 720 - 576\\\\h = 144

Thus height of object after 6 seconds is 144 feet

3 0
3 years ago
5, 6, 10 Question: A. Determine whether the side lengths form a triangle. (explain your reasoning) B. If it is a triangle, deter
expeople1 [14]

Answer:

The right answer is C

Step-by-step explanation:


3 0
3 years ago
4X + 8 &lt; 1 + ( 2X - 5) PLEASE EXPLAIN
Simora [160]

Answer:

x < - 6

Step-by-step explanation:

Given

4x + 8 < 1 +(2x - 5) ← remove parenthesis

4x + 8 < 1 + 2x - 5, that is

4x + 8 < 2x - 4 ( subtract 2x from both sides )

2x + 8 < - 4 ( subtract 8 from both sides )

2x < - 12 ( divide both sides by 2 )

x < - 6

5 0
3 years ago
What’s a 1/3 as a whole number
Marina CMI [18]

Answer:

a repeating term of .3

Step-by-step explanation:

1/3 = 1 divided by 3

1 divided by 3 = .33333333333333333333

that is called a repeating term

\frac{1}{3} = .3

8 0
2 years ago
Read 2 more answers
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