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Elden [556K]
3 years ago
15

Subtract -5x^2+7x+1 from 8x^2+x-10I will give brainleist

Mathematics
1 answer:
marta [7]3 years ago
8 0

Answer:

3x² + 8x - 9

Step-by-step explanation:

8x² - 5x² +x+7x-10+1

=3x² + 8x - 9

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Answer correctly , will mark brainliest answer !!!!
AveGali [126]

Answer:

x-6

Step-by-step explanation:

(x-5)(x-6)=x^2-11x+30

-6*-5=30

(-6)+(-5)=-11

8 0
3 years ago
Read 2 more answers
Miles and Lucy decide to sell lemonade to earn some money. They buy pitchers, ice, and mix for a cost of $13.50. The mix makes 8
sleet_krkn [62]

Answer:

Altogether they made $24 which is enough to earn $12 each

Step-by-step explanation:

Important information:

1 cup: $0.75

4 cups = 1 quart

8 quarts of lemonade altogether

If we are looking to solve for the revenue earned based on quarts, we must first solve for how much money they make on 1 quart

Since 1 cup sells for $0.75 and 4 cups makes up a quart, we must multiply

0.75 × 4 = 3

They make $3 per 1 quart

We are looking for the amount for 8 quarts though, not just 1. Again we must multiply

3 × 8 = 24

They will make $24 if they sell all 8 quarts

The questions ask if they will <em>each</em> earn $12

Since there are two of them, Miles and Lucy, we must divide revenue earned by 2, the number of people

24 ÷ 2 = 12

$12

3 0
2 years ago
Write the expression shown below with the least amount of terms. <br>8y + 13 - 6y + 3y + 2​
Helga [31]

Answer:

5y + 15

Step-by-step explanation:

8y - 6y = 2y + 3y = 5y

13 + 2 = 15

4 0
3 years ago
What is the perimeter of an area
Inessa [10]

Answer:

The perimeter is the length of the outline of a shape. To find the perimeter of a rectangle or square you have to add the lengths of all the four sides. x is in this case the length of the rectangle while y is the width of the rectangle. The area is measurement of the surface of a shape.

Step-by-step explanation:

4 0
3 years ago
What is the answer for K/3 -2 =1what is the answer for k/3 -2 =1
Elan Coil [88]

Answer:

K = 9

Step-by-step explanation:

K/3 -2 =1

+2 +2.

K/3 = 3

*3 *3

K = 9

8 0
3 years ago
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