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Andreas93 [3]
3 years ago
7

Please see attachment

Mathematics
1 answer:
Kruka [31]3 years ago
7 0
It’s all about substitution. you need to substituse (1,5) so 1 is x and 5 is y. you put it as 7(1) - 2(5) = -5 and you solve
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Eh does anyone know this XD
Yuliya22 [10]

Answer:

9/3

Step-by-step explanation:

It's going up by 9 and going right by 3.

Remember it's rise over run.

3 0
3 years ago
Read 2 more answers
Someone please help me?
babymother [125]
(x-3)^2 + (y+5)^2 = 25

remove the ^2's from the left side:

(x-3) +(y+5) = sqrt(25)

(x-3) +(y+5) = 5

radius = 5

now solve for zero 's on the left side:

x-3 = 0   x = 3   (3-3=0)

y+5 = 0   y = -5  (-5 +5=0)

so center = (3,-5) and radius is 5

Answer is last one.


4 0
4 years ago
B
Keith_Richards [23]
AD that is the answer
6 0
2 years ago
Identify the property used in the first 5 steps to solve the equation 2(x-5)-6x=-22
tekilochka [14]
2(x-5)-6x=22 ⇒ We start by multiplying out the bracket and this property is called DISTRIBUTIVE property 

2x-10-6x=-22 ⇒ from here the next step is simplifying by collecting like terms

2x-6x-10=-22 ⇒ The simplifying process is the application of COMMUTATIVE property since this property allows us to 'group' the like terms together. In other words, this property allows us to move the -6x next to the 2x. 

(2-6)x-10=-22 ⇒ This what actually happened when we simplify 2x-6x, we work out the sum of (2-6) and the answer is multiplied back to x. This is called the ASSOCIATIVE property as we 'associating' the constant of the like terms.

-8x-10=-22 ⇒ Adding 10 on both sides to eliminate -10 on the left hand side of equation

-8x=-22+10
-8x=-12
x= \frac{-12}{-8}= \frac{3}{2}=1.5

Hence, the steps are

STEP 1
STEP 4
STEP 2
STEP 3
STEP 5
5 0
4 years ago
Solve by completing the square <br><br> 6x-x^2-7
Maru [420]
Hi there!

The completed square is -(x - 3) ^2 + 2

Hope this helps !
5 0
3 years ago
Read 2 more answers
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