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
dalvyx [7]
3 years ago
7

Evaluate the expression, using the given value of the variable.

Mathematics
2 answers:
kvv77 [185]3 years ago
8 0
= 4 -(2)(4) + (5)(4) \\ =4 - 8 + 20  \\ = 16

x = 16
dimulka [17.4K]3 years ago
8 0
4-2x+5x \\ 4-2(4)+5(4) \\ 4-8+20 \\ -4+20 \\ =16  \\  A.16
You might be interested in
Graph a line with a slope of -2/5 That contains the point (-3,5)
love history [14]

put one point on (-3,5) and another point on (2,3)

7 0
3 years ago
12) 8x - 2 = -9 + 7x<br> Answer
kow [346]

Answer:

-7

Step-by-step explanation:

8x - 2 = 7x - 9

8x - 2 - 7x = 7x - 9 - 7x

x - 2 = -9

x - 2 + 2 = -9 + 2

x = -7

4 0
3 years ago
I need to turn this into a decimal with explanation
myrzilka [38]
Ok so if you divide that it will be a decimal

so it is 0.68
5 0
3 years ago
What is the surface area of a sphere with radius 2
Gelneren [198K]

Answer:

A

Step-by-step explanation:

The surface area (A) of a sphere is calculated as

A = 4πr² ← r is the radius

here r = 2, hence

A = 4π × 2² = 4π × 4 = 16π units² → A

3 0
3 years ago
Maureen went on a 3 day, 50 mile biking trip. The first day she biked 14.3 miles. The second day she biked 21.1 miles. How many
Mila [183]

Answer:

Step-by-step explanation:

14.3 + 21.1 + x = 50

35.4 + x = 50

x = 50 - 35.4

x = 14.6 <=== she biked 14.6 miles on the 3rd day

7 0
3 years ago
Read 2 more answers
Other questions:
  • What pattern do you notice
    13·2 answers
  • Factorize x3 + 13x2 + 32x + 20
    14·1 answer
  • Evaluate. 2n - 1, where n = 7
    12·2 answers
  • I need help on question 5. It’s probably easy for some of you :))
    8·2 answers
  • Write the following as an inequality. 9 is greater than x, and 3 is less than x Use x only once in your inequality. also please
    7·1 answer
  • Use the image to the right for this question:
    9·1 answer
  • Multiply 1/3 (X-2) by 9.
    15·1 answer
  • Annual interest rate formula
    11·1 answer
  • What is the constant rate of change?​
    7·1 answer
  • 50 points please help brainliest for most straight forward answer
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!