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kenny6666 [7]
3 years ago
8

Which expression is equivalent to (10 +7r−r2)+(−6r2−18+5r)

Mathematics
2 answers:
ArbitrLikvidat [17]3 years ago
5 0
Answer: -7r^2+12r-8
Explanation;
1. Combine -r^2 and -6r^2 to get -7r^2
2. Subtract 18 from 10 to get -8
3. Combine 7r and 5r to get 12r
vichka [17]3 years ago
4 0

Answer: after adding them -7r^2+12r-8

Step-by-step explanation: add them

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*BRAINLIEST* The graphs below have the same shape. Complete the equation of the blue graph.​
PIT_PIT [208]

Answer:

(x-2)^2

Step-by-step explanation:

The blue graph is shifted two units to the right of the "original" function x^2 (red). Let's recall the vertex form of a quadratic:

a (x-h)^2 + k

where a represents a constant that describes the opening of the parabola (up/down); h represents horizontal shift; and k represents vertical shift.

The blue graph is two units to the right (+2), there is NO vertical shift and NO change in how the parabola opens.

So, let's plug the appropriate values into vertex form:

(x-(+2))^2

= (x-2)^2

5 0
3 years ago
The product of X and 7 equals 28
ki77a [65]
When you are looking for this, the best way to do this is to divide 28 by 7. This will give you 4.
The other way to do this is to list the factors of 28, which are 1,2,4,7,14,28, and you will then be able to see which two are paired.
In this case, x is 4.
Hope I have been able to help you
4 0
3 years ago
I need help with this
GarryVolchara [31]
If you Are on Week 4 you would read 9 Chapters, meaning you would have read 12 chapters on the 5th Week! 
~Izzy~
6 0
3 years ago
Read 2 more answers
PLEASE, ANSWER WILL GIVE BRAINLIEST
balu736 [363]
0.30 • 18 = 5.4
0.30 • 40 = 12
0.30 • 9 = 2.7
0.30 • 70 = 21
0.30 • 48 = 14.4
0.30 • 26 = 7.8
0.30 • 14 = 4.2
Add the sums together which would be 67.5
Subtract $100 from $67.5 and that would be $32.5

Answer: $32.50 change
7 0
3 years ago
Simplify the expression -7(-10-6)+1v+10v
ollegr [7]

Answer:

+112 +11v

Step-by-step explanation:

-7(-10-6)+1v+10v =

(-10-6) = -16

-7(-16) +1v +10v =

+112 +1v +10v =

+112 +11v

8 0
3 years ago
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