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
yuradex [85]
3 years ago
8

4. Evaluate the expression for the given value of each variable.

Mathematics
1 answer:
Novosadov [1.4K]3 years ago
5 0

Answer:

-18

Step-by-step explanation:

5a2-7-b3

5*a*2-7-b*3

5\cdot \left(-2\right)\cdot \left(2\right)-7-\left(-3\right)\cdot 3

Therefore, -18 is your answer.

Hope this helped! :)

You might be interested in
If x is a positive integer for how many different values of x is 48/X whole number
Dimas [21]
Factors of 48 : 1,2,3,4,6,8,12,16,24,48....all of these numbers can be subbed in for X to arrive at a whole number....so there are 10 different ways
6 0
3 years ago
Read 2 more answers
Forty-two divided by seven plus the quantity three divided by six
ikadub [295]

Answer:

i think its 6.5

Step-by-step explanation:

42/7 = 6

3/6 = 0.5

6+0.5=6.5

6 0
3 years ago
Help find out what the x is please
miss Akunina [59]

Answer:

x=4

Step-by-step explanation:

First you want to add 8.8 to 7.2 and get 16 because you want to get x alone

Next divide divide 4x on both sides so 4x/4x cross out and left with just x. 16/4 =4

x=4

Hope this helps!


6 0
3 years ago
Read 2 more answers
Given that the measure of ∠x is 60°, and the measure of ∠y is 90°, find the measure of ∠z.
UkoKoshka [18]
The answer is 30 because u need to add 60+90=150 and then subtract 180-150 which gives you 30
7 0
3 years ago
Read 2 more answers
What is the explicit rule for the sequence? −3, 0,3,6,9,... Enter your answer in the box.
PtichkaEL [24]

Answer:

  • aₙ = 3n - 6

Step-by-step explanation:

<u>Given sequence:</u>

  • −3, 0,3,6,9,...

<u>This is AP with:</u>

  • The first tern a₁ = - 3
  • Common difference d = 3

<u>The rule for the nth term of the sequence is:</u>

  • aₙ = a₁ + (n - 1)d

<u>Substitute values:</u>

  • aₙ = -3 + (n - 1)(3) =
  •       -3 + 3n - 3 =
  •        3n - 6

3 0
3 years ago
Other questions:
  • How many times does 40 go into 190
    13·2 answers
  • What are transversals
    12·2 answers
  • Need help. Please show work.
    12·1 answer
  • What is 10000 + 10000
    9·2 answers
  • a ____ is a rule that assigns each value of the independent variable to exactly one value of the dependent variable.
    7·1 answer
  • Help the whole question is right there, it's pretty easy I just don't have brainpower
    12·1 answer
  • Which graph shows a function and it’s inverse? <br><br> If it is neither answer if it is or isn’t
    14·1 answer
  • Suppose 53% of the students in a university are baseball players. If a sample of 400 students is selected, what is the probabili
    7·1 answer
  • Clare paid 50% more for her notebook than Priya paid for hers. Priya paid x for her notebook and Clare paid y dollars for hers.
    13·2 answers
  • The length of a rectangle is 6 times its width if the perimeter of the rectangle is 84 in find its area.​
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!