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grandymaker [24]
3 years ago
12

What is ( n^2+6n-4)(2n-4)

Mathematics
1 answer:
ludmilkaskok [199]3 years ago
3 0

Answer: 2

3

+

8

2

−

3

2

+

1

6

Step-by-step explanation:

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A rectangular flower garden in Samantha's backyard has 220 feet around its edge. The width of the garden is 50 feet. What is the
Ede4ka [16]

Answer: 60 ft

Step-by-step explanation:

Given

The perimeter of the garden is 220\ ft

The width of the garden is 50\ ft

Suppose the length of the garden is x

Perimeter is the sum of the lengths of the sides

\Rightarrow 220=2(x+50)\\\Rightarrow 110=x+50\\\Rightarrow x=60\ ft

So, the length of the garden is 60\ ft

4 0
3 years ago
Properties of interger Exponent
liraira [26]

Answer:

<em><u>Answer is below</u></em>

Step-by-step explanation:

10^0

=1

4 0
3 years ago
2xy + 5 - 8 +3xy -y +7 + 3 y= ___ xy -8 ____ + ___ y +___ <br> I don't understand help please :*
cestrela7 [59]
2xy + 5 - 8 + 3xy - y +7 + 3y = 5xy - 8 + 2y + 12
6 0
4 years ago
Is 1.875 and rational number
jonny [76]

Answer: 1.875 is a rational number because it can be represented as a ratio or a fraction.

6 0
3 years ago
Solve 7r+ 2 = 5(r – 4) ​
AveGali [126]

Multiply the bracket by 5

I used PEMDAS

P= parenthesis

E= exponents

M=multiplication

D= division

A= addition

S= subtraction

7r+2= 5(r-4)

7r+2= 5r-20

Move 5r to the left hand side . Positive 5r changes to negative 5r

7r-5r+2= 5r-5r-20

2r+2=- 20

2r+2-2= -20-2

Move positive 2 to the right hand side. Changes to negative -2

2r+2-2= -20-2

2r= -22

Divide by 2 for 2r and -22

2r/2= -22/2

r= -11

Answer is r= -11

6 0
3 years ago
Read 2 more answers
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