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AlexFokin [52]
3 years ago
5

Simplify the expression by combining like terms: -10x + 60 - 3x -4+20x-8

Mathematics
1 answer:
Juli2301 [7.4K]3 years ago
7 0

Hopefully this was good enough

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Subtract.<br> (9x2+3x+6)–(8x2+3)
max2010maxim [7]

Answer:

x^2 +3x +3

Step-by-step explanation:

(9x^2+3x+6)–(8x^2+3)

Distribute the negative sign

(9x^2+3x+6)–8x^2-3

Combine like terms

9x^2–8x^2+3x+6–8x^2-3

x^2 +3x +3

3 0
3 years ago
The length of a rectangular photograph is 7 inches more than the width. If the area is 78 square inches, what are the
Maurinko [17]

Answer:

width is 7.5

Length is 8

Step-by-step explanation:

because it is

4 0
3 years ago
In a state with a sales tax rate of 7% hernandez buys a radio for 59.99 and a cd for 13.99. how much is the sales tax
yawa3891 [41]
Your total without tax is $73.98
7%=0.07
0.07×73.98=5.1786≈5.18
The sales tax is approximately $5.18
7 0
3 years ago
Please answer questions 7 and 9!! I need help and show work and explain
Julli [10]

Hey!

Hope this helps...

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

<em>Question 7:</em>  Is the Graph a 1-to-1?

The answer is: No

<em>Reason: </em>If you look at the graph, you see that when the x value is -1 the y value is -2, when x is 0, y is 0.  When x is 1, y is 2, when x is 3, y is 4, and so on and so on...


<em>Question 9:</em> What is f(2)?

The answer is: When f (or x) is 2, y is 3... so f(2) = 3

<em>Reason:</em> (Look at reason for Question 7)


I hope this helped, if it did, please do not forget to give a "Thanks" and a 5 star rating...

And as always, thanks for using Brainly...

3 0
3 years ago
In a recent town election, 1,860 people voted for either candidate A or candidate B for the position of supervisor. Ifcandidate
zhannawk [14.2K]

Answer:

1860 - 550 = 1310 \\  = 1310

6 0
3 years ago
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