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oksian1 [2.3K]
3 years ago
11

The perimeter of a rectangle is 304 cm. The length is 40 cm longer than the

Mathematics
1 answer:
Bogdan [553]3 years ago
3 0

Answer:

p=2(L+W)

p=304

L=40+w

p=2(40+w+w) ,40+w is the value of L

304=2(40+2w)

304/2=2(40+2w)/2 divided both side by 2

152=40+2w

152-40=2w

112=2w

112/2=2w/2

w=56

and L =40+w

40+56=96.

so L=96 and W=56.

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y=x+4 = slope: 1 & same y intercept.

Step-by-step explanation:

3 0
3 years ago
Help, linear inequalities on a graph problem in photo below AWARDING MORE POINTS
Serhud [2]

Answer:

(2,-2)

Step-by-step explanation:

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5 0
3 years ago
Brandon uses the steps below to solve the equation 15x+6=14x+5 using algebra tiles. Step 1 Add 14 negative x-tiles to both sides
dsp73

Answer:

No he was not correct

Step-by-step explanation:

The Equation is 15 x + 6 = 14 x + 5

now By the steps brandon used let us solve the question

Step 1 : Add 14 negative x tile to both sides

which will make the equation

15x + 6 - 14x = 14x + 5 - 14 x

x + 6 = 5  .......(ii)

Step 2: Add 5 negative unit tiles to both sides of equation (ii)

which will make the equation

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Step 3: x =1 is the answer

but from equation (iii) we see that

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by adding -1 on both sides

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6 0
3 years ago
Read 2 more answers
Two supplementary angles have measurements of (3x)° and (10x – 15)°. What are the measures of the
Oxana [17]

Sorry for the way it came out but the Answer:

2

x

+

5

=

43

∘

3

x

−

10

=

47

∘

Explanation:

A complementary angles means angles that add up to

90

degrees. The two angles given in the question are complementary angles.

So

Our first angle

(

2

x

+

5

)

plus the second angle

(

3

x

−

10

)

is equal to

90

degrees

(

2

x

+

5

)

+

(

3

x

−

10

)

=

90

Now we solve for

x

, first we add up the like terms

2

x

+

3

x

+

5

−

10

=

90

5

x

−

5

=

90

Add

5

to both sides

5

x

=

95

Divide both sides by

5

we get

x

=

19

Now and after we find

x

we substitute it to get our two angles

2

x

+

5

=

2

(

19

)

+

5

=

43

∘

3

x

−

10

=

3

(

19

)

−

10

=

47

∘

Hope it helps :)

Step-by-step explanation:

3 0
3 years ago
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iogann1982 [59]

Answer:

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Step-by-step explanation:

<h2>ok dont mean to bother u</h2>
7 0
4 years ago
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