3 years ago

What are TWO different ways you know when you are finished dividing?

Mathematics

1 answer:

vfiekz [6]3 years ago

7 0

You know you are finished dividing when you can no longer simply & when you plug it back in to check the answer

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Diego and Jada are both trying to write an expression with fewer terms that is equivalent to

UkoKoshka [18]

Answer: Diego, 4a + 9b is equivalent

Step-by-step explanation:

7a + 5b - 3a + 4b

= (7a - 3a) + (5b + 4b) We rerange the variables, and put them together with (), which make it more clear to solve.

= 4a + 9b

7 0

3 years ago

Pls help me!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Natasha2012 [34]

Answer:

7. 36 8. 1 9. 21

Step-by-step explanation:

You plug in the variables in the equation.

7. $5^{2} +-4^{2} = 41$

8. $(5-4)^{2} = 81$

9. $5+4^{2} =21$

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3 years ago

Read 2 more answers

6)a garden was square, but last year she made it makes or shortening one side 5 meters and the other 8 meters. If the area of th

Alekssandra [29.7K]

Answer:

let dimention of original garden be x

then (x-8)(x-5) = 180

x^2 -13x -140 = 0

(x-20)(x+7)=0

x= 20 or x = -7

x = 20

original area = (20)^2

= 400 m^2

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2 years ago

Helpppppp show your work

Tpy6a [65]

Answer:

-5/3

Step-by-step explanation:

Do PEMDAS

8 - 11 = -3

-3 ^ 3 = -27

-(-27) = 27

I-14I = 14

3 x 14 = 42

27 - 42 = -15

2^4 = 16

16 - 7 = 9

-15/9 = -5/3

6 0

1 year ago

Read 2 more answers

what's the difference between (-4)^-3 and -4^-3. basically what's the difference when there's parenthesis for the base number?

NNADVOKAT [17]

(-4)^-3 = $\frac{1}{-64} or -0.015625$
-4^-3 = $\frac{1}{-64} or -0.015625$

Basically in this situation there is no difference whether parenthesis are used or not.

5 0

3 years ago