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IRISSAK [1]
3 years ago
15

(3x*2-x+8y)+(4x*2-3x-5y)help me please

Mathematics
1 answer:
NARA [144]3 years ago
7 0

Simplify 3x × 2 to 6x

6x - x + 8y + 4x × 2 - 3x - 5y

Simplify 4x × 2 to 8x

6x - x + 8y + 8x - 3x - 5y

Simplify

<u>10x + 3y</u>

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ASAP! GIVING BRAINLIEST! Please read the question THEN answer CORRECTLY! NO guessing. Show your work OR give an explaination.
lianna [129]

Answer:

The answer is 3x^2-x-6. Hope it helps you ❤️

3 0
3 years ago
I see the amount was $90.00 then reduced to $<br>75.00 , what is the percent ?
VashaNatasha [74]

Answer:

16 2/3 %

Step-by-step explanation:

Since the price went down, we are find the percent decrease.

Percent decrease = (original price - new price)/ original price

                               = (90 - 75)/90

                                =15/90

                                  .1666666666666

Changing to percent form

                                      16.6666666666666666666666%

                                       16 2/3 %

                 

5 0
3 years ago
Find the perimeter of this semi-circle with radius, r = 22cm. Give your answer rounded to 1 DP.
shepuryov [24]

Answer:

69.1 cm

Step-by-step explanation:

Circumference of a circle

c = 2πr

Half of that would be a semi-circle

c = πr

c = π * 22

c = 69.115038379

Rounded

69.1 cm

3 0
3 years ago
Helppppppppppppppppppppppppppppppppp
Brrunno [24]

f(x)=x²-1  
g(x)=2x-3
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the answer is the interval (-∞,∞)

using a graph tool see the attached figure

6 0
3 years ago
In the graphing tool, move the sliders for y=k(square root of x) and y= (square root of kx). Find a value of k where the graphs
svetoff [14.1K]

1+1+1+1+1++1+1++1+1+1+1+1+1+1

4 0
3 years ago
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