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ANTONII [103]
4 years ago
10

Simplify this polynomial:3x2 - x + 2 - 5x2 + 8x - 5​

Mathematics
1 answer:
Lemur [1.5K]4 years ago
3 0

Answer:

3x - 3

Step-by-step explanation:

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lesya692 [45]

Answer:

The answer is $5.60

Step-by-step explanation:

14×0.40= 5.6

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Anita brings 6 dolls to her grandma's house. These dolls represents 20% of Anita doll collection,as shown in the diagram.
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20/100 =x/6  

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3 years ago
Find the missing number in the proportion.<br> 4/3 = x/9
BlackZzzverrR [31]

Answer:

12

Step-by-step explanation:

\frac{4}{3}  =  \frac{x}{9}  \\  \\  \implies \: 3x = 4 \times 9 \\  \\ \implies \: 3x =36 \\  \\ \implies \: x = \frac{36}{3}  \\  \\ \implies \: x =12

7 0
2 years ago
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BRAINLIEST!!!
kakasveta [241]

Answer:

  • (7.5, 12)

Step-by-step explanation:

The solution of a linear system is the intersection of the lines.

We can see the lines A and B intersect at the point (7.5, 12) which is the solution.

See attached for better visualization.

3 0
3 years ago
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What is the simplest form of the expression (-12.7 - 3.1x) + 5.9y - (4.2y + x)
WITCHER [35]

Answer:

Step-by-step explanation:

(-12.7-3.1x)+5.9y-(4.2y+x) combine terms

-4.1x+1.7y-12.7

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