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Goshia [24]
2 years ago
12

A is the point with coordinates (-2,d) B is the point with coordinates (4,15) The line AB has gradient 1/2 Work out the value of

d​
Mathematics
1 answer:
anygoal [31]2 years ago
6 0

Answer:

d=12

Step-by-step explanation:

15-d/4+2=1/2

15-d/6=1/2

2(15-d)=6

30-2d=6

30-6=2d

24=2d

d=12

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<h3>What echo number is a perfect square</h3>

An <em>echo</em> number has a <em>perfect</em> square if its square root is also a <em>natural</em> number. After some iterations we found that <em>echo</em> number 20222022202220222022 is a <em>perfect</em> square:

\sqrt{20222022202220222022} = 4496890281

The <em>echo</em> number 20222022202220222022 is the <em>perfect</em> square of 4496890281. \blacksquare

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2 years ago
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3 years ago
What is the completely factored form of this expression?
Eddi Din [679]

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B.

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8 0
3 years ago
Cynthia was paid 20 cents pr board for painting the fence. If she was paid $10 for painting half the boards, how many boards wer
yawa3891 [41]

Answer:

100 boards

Step-by-step explanation:

Step one:

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3 0
2 years ago
I need help with #18
Alexxx [7]
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8/2 = x; 4 = x

6/2 = y; 3 = y
5 0
3 years ago
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