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N76 [4]
3 years ago
10

What is the value of 2x3 + 4x2 - 3x2 - 6x when x = 3?

Mathematics
1 answer:
never [62]3 years ago
6 0

Answer:

-10

Step-by-step explanation:

If the equation is 2 x 3+4 x 2-3 x 2- 6(x)=  .  Than the equation would turn into  2 x 3+4 x 2-3 x 2- 6(3) which equals -10.

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Explain how you would solve 16/c=8. Then solve the equation
Hoochie [10]
\frac{16}{c} = 8

16 = c8

c = \frac{16}{8}

c = 2

hope this helps!



7 0
3 years ago
4 * x² - (6+y) when x = -2 and y = -9​
aalyn [17]

Answer:

4 * (-2)^2 - (6+(-9))

= 4 * 4 - (-3)

= 16 - (-3)

= 16 + 3

= 19

8 0
2 years ago
Use benchmarks to estimate 16.8-5.94
Sunny_sXe [5.5K]
The estimated answer is 11. First you round 16.8 to 17 because the decimal is above 5. Then you round 5.94 to 6 because the first decimal place is greater than 5. Lastly you subtract 17 minus 5 to get 11.
7 0
3 years ago
An ant looks up at an angle of elevation of 30degrees to the top of a tree. If the ant is 40 feet from the base of the tree, wha
Triss [41]

Anaswer Let the height of the tree be  

y

ft. By condition;  

tan

38

=

y

43

or

y

=

43

tan

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or

y

=

33.6

ft [Ans]

Step-by-step explanation:

3 0
2 years ago
Marlena has 3 straws. Two straws have the lengths shown. She does not know the length of the shortest straw, but when she forms
swat32
The correct answer to this is 5,6,7, good luck 
6 0
3 years ago
Read 2 more answers
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