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
WINSTONCH [101]
3 years ago
7

What number should be added to both sides of the equation to complete the square? x2 + 3x = 6

Mathematics
1 answer:
Nookie1986 [14]3 years ago
6 0

Answer:

2.25

Step-by-step explanation:

x^2 + 3x =6

Take the coefficient of the x term

3

Divide by 2

3/2 = 1.5

Square it

1.5^2 =2.25

Add this to both sides of the equation

You might be interested in
2 Simplify -3(16 = 35+4)/5. Show your work.
Masteriza [31]

Answer:

-9

Step-by-step explanation:

Parentheses first:16-35+4 = -35+16+4 = -35+20 = -15

3(-15) = -45/5

-45 divided by 5 = -9

3 0
3 years ago
Solve for b in the proportion.<br><br> 48<br> b<br> = <br> 39<br> 26<br><br><br> b =
vitfil [10]

Answer:

b=32

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
Factoring a Monomia form of polynomial​
AURORKA [14]

Answer:

Factoring a monomial means breaking it down into each individual prime number and/or variable factor. This is also called "expanding" a monomial.

Step-by-step explanation:

4 0
3 years ago
draw a graph representing a real-world linear function and write an equation for the graph. describe what the graph represents.​
nikklg [1K]

Answer:

slope intersept form is y=mx+b

Step-by-step explanation:

We have 4 ways of solving one-step equations: Adding, Substracting, multiplication and division. If we add the same number to both sides of an equation, both sides will remain equal. If we subtract the same number from both sides of an equation, both sides will remain equal.

 If you pay 30 dollars a month for your cell phone and 10 cents per minute of usage the monthly cost of using your cell phone would be a linear equation of a function, C, the monthly cost based on the number of minutes you use monthly.

7 0
2 years ago
The lengths of three sides of a triangle are in the ratio 3 : 4 : 5. The perimeter of the triangle is 156 centimeters. What is t
julsineya [31]

3x + 4x + 5x = 156

12x = 156

x = 13

3*13 = 39

5*13 = 65

65-39=26 cm difference

6 0
2 years ago
Other questions:
  • ALGEBRA 2
    9·1 answer
  • Find the equation of a line that passes through (5,-3) and is perpendicular to y = x.
    10·1 answer
  • The angle of the roof on Wendy’s dollhouse is 56°. She built a scale model of the dollhouse with a scale
    14·1 answer
  • Can someone please help me please
    12·2 answers
  • I need someone’s help !!
    5·1 answer
  • Factor the equation x ^2-2x + 5 = 0 justify your answer
    11·1 answer
  • A box contains 10 pins 3 are blue and 7 are green. Two pins are taken out the box without replacement. Work out the probability
    6·1 answer
  • PLEASE HELP ASAP! I WIL MARK AS BRAINLIEST FOR THE FIRST ANSWER!! A zoo has 15 Emperor penguins. The Emperor penguins make up 30
    7·1 answer
  • |x+10| / 9 &lt; 2<br><br> Solve the inequality, show step by step
    13·1 answer
  • Figs come in 2.4 lb bags. Apples come in 7.2 lb bags. How many times as many pounds are the apple bags as the fig bags?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!