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
baherus [9]
3 years ago
9

Evaluate x2 + 3x – 7+ 8 when x = 4.

Mathematics
2 answers:
antiseptic1488 [7]3 years ago
4 0

Answer:

29

Step-by-step explanation:

Substitute 4 for x into the expression x^2+3x−7+8 and then simplify using the order of operations.

4^2+3(4)−7+8

16+12−7+8

29

Karo-lina-s [1.5K]3 years ago
3 0

Answer:

29

Step-by-step explanation:

Since they have given you x = 4, simply sub it into the equation,

(4)^2 + 3(4) - 7 + 8

=  29

You might be interested in
Find an ordered pair that satisfies the equation 81x + 18y = 9
ch4aika [34]

We can solve using y = 0 and solving for x.

81x + 18(0) = 9

81x = 9

x = 1/9

Therefore, the point (1/9, 0) sastisfies the equation.

Best of Luck!

4 0
2 years ago
Read 2 more answers
What is the completely factored form of the following expression? 5xy-10y
hjlf

Answer:

B) 5y ( x-2 )

Step-by-step explanation:

= 5xy -10y

= 5y ( x-2 )

7 0
3 years ago
Some of your friends who are coming over for pizza prefer more of the edge crust. Which pizza the circular one or rectangular on
Svetradugi [14.3K]

Answer:

Circular one

Step-by-step explanation:

It really depends on how you cut it, but circles are just one big edge that's curved to meet up with itself.

Also, corners aren't edges and rectangles have corners.

Go with the circle one

6 0
2 years ago
The 20% tip on<br> a $42 meal
blondinia [14]

Answer:

$8.4 hskshskshsjsjjsj

3 0
3 years ago
Which statements are true about the solid, which has a length of
Virty [35]

Answer:

Step-by-step explanation:

The solid is a cuboid with length of 6 inches, a width of 3 inches, and a height of 2 inches.

The volume is l× w×h = 6×3×2 = 36inches^3

Therefore, the following statements are true about the Solid

1) The volume of the solid is 36 in.3.

2) The perimeter of one of its faces is 10 inches.(2width + 2 height = 2×2 + 2×3 = 10 inches)

3) The area of one of its faces is 6 inches^2. (width × height = 3×2 = 6 inches)

4) The area of one of its faces is 12 in.2.(length × height = 6×2 = 12 inches^2)

3 0
3 years ago
Read 2 more answers
Other questions:
  • If your realized income is 834.26 a week, what is the maximum amount that should be used for fixed expenses per month?
    11·1 answer
  • What ordered pair represents the
    10·1 answer
  • What is the solution to 4x-8=12 please explain.
    11·2 answers
  • Find the product simplify the answer 3x 1/6
    6·2 answers
  • Solve simultaneous equations using an appropriate method.
    14·2 answers
  • Wuestion 19
    6·1 answer
  • Does Someone Know The Answer To This ?
    12·1 answer
  • Pls help helpful answer
    6·1 answer
  • Given m<br> 11<br> n, find the value of x and y.<br> m<br> (x-1)<br> (y-20)<br> (5x-15)
    6·1 answer
  • URGENT! BRAINLIEST ANSWER!!!
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!