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nydimaria [60]
3 years ago
5

Help please :) much appreciated

Mathematics
1 answer:
Svet_ta [14]3 years ago
4 0

Answer:

x^2 +2x -5

Step-by-step explanation:

f(x) = 2x+3

g(x) = x^2 -8

f(x)+g(x) =  2x+3+ x^2 -8

Combine like terms

             = x^2 +2x -5

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A scientist listed the volumes, in milliliters, of some liquids used in an experiment.
Aloiza [94]

Answer:

B) 1.078 < 1.23  (T)

Step-by-step explanation:

A) 1.23 < 1.203  (F)

B) 1.078 < 1.23  (T)

C) 1.17 > 1.203  (F)

D) 1.078 > 1.17 (F)

4 0
3 years ago
Read 2 more answers
A store mixes Kentucky bluegrass worth $12 per pound and chewings fescue worth $15 per pound. The mixture is to sell for $13 per
quester [9]
The solution for the problem is as follows:

((12x + 15y)/228) = 13 
x + y =228 

x = kentucky bluegrass 
<span>y = chewings fescue 
</span>
By systems of linear equations, the answers would be:

x = 152
y = 76

Therefore, there should be 152 pounds of Kentucky bluegrass to be used and 76 pounds of chewings fescue.

I hope my answer has come to your help. Thank you for posting your question here in Brainly.


5 0
3 years ago
Can someone tell me if this is correct pleaseeee ?
Daniel [21]

Answer:

6 units left

8 units up

X - 6

Y + 8

Step-by-step explanation:

A' is the ending position.

A is the starting position.

Brainliest?

3 0
3 years ago
Mark is using two different baking pans to bake bread for a bake sale.
pav-90 [236]

Answer:

The answer is 410

Step-by-step explanation:

10 x 7 x 3 + 10 x 10 x 2 = 410

5 0
3 years ago
4. (03.06 MC)
bazaltina [42]

Step-by-step explanation:

Volume of a cylinder is:

V = πr²h

V = (3.14) (4 in)² (5 in)

V = 251.2 in³

Volume of a cone is:

V = ⅓ πr²h

V = ⅓ (3.14) (4 in)² (15 in)

V = 251.2 in³

The volumes are equal.

8 0
3 years ago
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