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Alisiya [41]
2 years ago
7

Find the Equation Using Two Points (-3,-7) (-1,4)

Mathematics
1 answer:
dexar [7]2 years ago
6 0

Answer:

equation= y-y¹=m(x-x¹)

where m = gradient or slope

slope= <u>y²</u><u>-</u><u>y</u><u>¹</u>

x²-x¹

= <u>4--</u><u>7</u>

-1--3

= <u>4+7</u>

-1+3

= <u>1</u><u>1</u>

2

= 5.5

equation= y-4=5.5(x--1)

= y-4=5.5(x+1)

y-4= 5.5x+5.5

y= 5.5x+5.5+4

y= 5.5x+9.5

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How do you find the square root of a number?
MariettaO [177]

Answer:

multiply a number  by a number

Step-by-step explanation:

such as 8 times 8=64

which means the square root of 64 is 8

3 times 3=9

so the square root of 9=3

Hope this  helps you

6 0
2 years ago
If y=-8 when x=2, find y when x=3
tatuchka [14]

I don't really know if the question is complete but...

y = x -10    can be a solution

so y would be -7 when x is 3

7 0
3 years ago
If John has 1107 bars of chocolate and wants to give each of his 10 friends an even amount each, what would each friend get? Wha
Nutka1998 [239]
Divide 1107 by 10, for example:

1107/10= 110.7

The decimal point means the remainder, this means John will only get 7 chocolate bars. 

If You want it split evenly between ALL of them, divide by 1107 by 11, for example: 

1107/11= 100.6, which would leave six bars left, so I think the logical offer would be the first answer I gave you. 

I hope this helped! 
7 0
3 years ago
Best estimate for 61/7
Ne4ueva [31]

I would say the best estimate would be 9 because the real answer is 8.71 and if you round that to the 1 place the answer would be 9.

8 0
3 years ago
PLEASE ANSWER FAST!!!
Ilya [14]
S= 11/12
15%-p=x
35-$18=n
5 0
3 years ago
Read 2 more answers
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