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Marysya12 [62]
3 years ago
6

Add the polynomials. (5x2−8x+8)+(6x3−5x) The sum is_____. ​(Simplify answer.)

Mathematics
1 answer:
anastassius [24]3 years ago
4 0
The simplified answer is <span>(5x2−8x+8)+(6x3−5x) If you need the steps, I recommend you use Cymath.com it's super easy and great for math!</span>
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Joe's Painting charges $100 plus $20 per hour to paint the exterior of your home. Steve's Painting charges $120 plus $15 per hou
Tanzania [10]

Joe's Painting: 20x + 100 = y

Steve's Painting: 15x + 120 = y

x = hours worked

y = total income

We can find when the two equations intersect by making them equal to each other. That means we put an equal sign in the middle. So, it would look something like this:

20x + 100 = 15x + 120

First, we have to move the 100 by subtracting it from both sides.

20x = 15x + 120 - (100)

20x = 15x + 20

Then, we need to move the 15x by subtracting it from both sides.

20 - (15x) = 20

5x = 20

Lastly, we need to divide 5 from both sides.

5x = 20/5

x = 4

Therefore, Joe and Steve would have to work for 4 hours in order for their models to be equal to each other.

5 0
3 years ago
Need help immediately <br> What is the equation of the line shown?
nirvana33 [79]
Y=2x+4 its in the y=mx+b
7 0
3 years ago
How many whole numbers are there up to 100, including 100?​
vladimir2022 [97]

Answer:

100

Step-by-step explanation:

because... LOGIC

5 0
3 years ago
Helppp!!! 0_o 70 pnts!!!
kati45 [8]

Answer:

Option A is correct

Step-by-step explanation:

For the box y=mx+c

Hope this helps

8 0
3 years ago
Read 2 more answers
Find -11/15 if (n) =5n +6
Anestetic [448]
F(-11/5)=5(-11/5)+6
f(-11/5) = -11+6
<span>f(-11/5) = -5
Hope this helps!</span>
6 0
4 years ago
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