1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
yaroslaw [1]
3 years ago
9

Evaluate the expression 7x2y, when x = 4 and y = 2. 112 224 542 718

Mathematics
2 answers:
klasskru [66]3 years ago
7 0
The answer is 224 hope this helps
cricket20 [7]3 years ago
5 0

Answer:

224

Step-by-step explanation:

Substitute x = 4 and y = 2 into the expression and evaluate

7x²y = 7 × 4² × 2 = 7 × 16 × 2 = 7 × 32 = 224


You might be interested in
Help me …… please ! I Just need help
frozen [14]

Answer:

(2,-2)

Step-by-step explanation:

y=-4x+6

y=3x-8

plug the y's in for each other to get:

-4x+6=3x-8   <----- solve from there

+8            +8

-4x+14=3x

+4x         +4x

14=7x

/7     /7

x=2

now plug the x in to get y (in any problem)

y=3(2)-8

y=6-8

y=-2

<em>(2,-2)</em>

7 0
3 years ago
Determine the correct scientific notation form of the number.
Dahasolnce [82]

0.000000084

we need to move the decimal 8 places to the right

8.4* 10^-8

3 0
3 years ago
Read 2 more answers
The cake store is having a
professor190 [17]

Answer:

I believe the answer is $2.25

Step-by-step explanation:

To figure this out, first you need to find 25% as a decimal. 25% as a decimal is .25 . Then, you multiply 9 by .25 . 9 * .25 = $2.25. You are saving $2.25 with the discount.

Hope this helps :)


4 0
3 years ago
Y=5x-4
anyanavicka [17]

Answer:

\displaystyle -5x + y = -92\:or\:y = 5x - 92

Step-by-step explanation:

−12 = 5[16] + b

80

\displaystyle -92 = b \\ \\ y = 5x - 92

If you want it in <em>Standard</em><em> </em><em>Form</em>:

y = 5x - 92

- 5x - 5x

__________

\displaystyle -5x + y = -92

I am joyous to assist you anytime.

7 0
3 years ago
Please I need help on this ASAP
Virty [35]

Answer:

True, False, True, False, False

Step-by-step explanation:

6 0
3 years ago
Other questions:
  • What is the answer for: -4j - 1 - 4j + 6
    12·1 answer
  • Pleaseeee help, thank you
    5·1 answer
  • Fred buys several shares of stock at $24 per share and sells them at $21.12 per share. what is the percent of decrease in the pr
    6·1 answer
  • Find the length of the segment. round to the nearest tenth of a unit P(1,2) Q(5,4)
    5·2 answers
  • Solve the inequality. <br><br> 42 &lt; –6d
    11·1 answer
  • 0.4x100000? Whats the answer
    11·2 answers
  • Convert 54 yards to cm
    11·2 answers
  • Find the domain of the equations. do not solve​
    8·1 answer
  • If triangle ABC=triangle DEC, and angle b=3x and angle e=6x-39, what is x
    11·1 answer
  • Which expression is equivalent to<br> 1940<br> ?<br> 2<br> 0<br> 27<br> 꾧<br> 3.6<br> 0<br> -<br> 3
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!