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Vlada [557]
2 years ago
11

Help me please

Mathematics
1 answer:
Ivan2 years ago
4 0

Answer:

==7x3−5x2+6x−5

Step-by-step explanation:

=5x3+7x+(-8)+2x3+−5x2+−x+3

Combine Like Terms:

=5x3+7x+−8+2x3+−5x2+−x+3

=(5x3+2x3)+(−5x2)+(7x+−x)+(−8+3)

=7x3−5x2+6x−5

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A = (5)<br> b = (3)<br> Work out 4a + b
malfutka [58]

Step-by-step explanation:

IF A=5, B=3

4*5+3=20+3

         =23

THE ANSWER IS 23

8 0
3 years ago
A cook has 6 1/2 cups of sliced carrots<br> how many 3/4 cup servings of carrots is this
Vikki [24]
Answer
8 2/3 cup servings of carrot.

Explanation
Divide 61/2 by 3/4
6 0
3 years ago
Read 2 more answers
Fill in the blank so that the ordered pair is a solution of y=12x+2.<br><br> (<br> , 14)
marusya05 [52]

Answer:

x=1

Step-by-step explanation:

14=12x+2

subtract 2 from both sides

12=12x

divide both sides by 12 and you get x=1

8 0
4 years ago
The sigh of the product of two integers with the same sign is positive. What is the sigh of the product of three integers with t
tatyana61 [14]

Answer:

There are two possibilities

a) If the integers are positives the product will be positive.

b) If the integers are negatives the product will be negative.

Step-by-step explanation:

We need to use rule of signs to explain the answers

for answer "a"

We have (+)(+)( + )  equals positive

for answer "b"

We have  (-)(-) = + then this multiply by the last integer which has negative sign

                (+)(-) = -

6 0
4 years ago
You're shopping for a new 45" HD TV.
Bezzdna [24]

Answer:

Best Buy 30% of 379.99=113.99

379.99-113.99=$266.00

Costco 15% 409.99=61.50

409.99-61.50=348.49

Target 25% of 399.99=99.99

399.99-99.99=300

Best Buy has the best offer.

Step-by-step explanation:

8 0
3 years ago
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