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
ruslelena [56]
3 years ago
14

How do you solve x to the second power +7x=O

Mathematics
2 answers:
crimeas [40]3 years ago
8 0
Well the answer is 0 because if anything = 0 then it has to be multiplied by 0 so x = 0

kotykmax [81]3 years ago
5 0
X^2+7x=0
use the square root something....
(7/2)^2=49/4(add it to both sides)
x^2+7x+49/4=49/4
(x+7/2)^2=49/4
x+7/2=posinega 7/2
x=0 or x=-7
You might be interested in
Evaluate the expression when b= -2, b2 +6b +9
Tema [17]

Answer:

1

Step-by-step explanation:

b= -2, b2 +6b +9

=-2(2)+6(-2)+9

=-4-12+9

=4+9-12

=13-12

=1

4 0
3 years ago
Find the slope and the y intercept<br> Y=1/3x + 2
Andrej [43]

Answer:

m = 1/3, b = 2

Step-by-step explanation:

The equation is already written is slope-intercept form, y = m x + b.

7 0
2 years ago
You earn $9.20 per hour at your summer job. Identify an inequality that represents the number p of hours you need to work in ord
Korvikt [17]

Answer:

$32.5

Step-by-step explanation:

I hope this helps.

7 0
3 years ago
The gas tank of Tyrell's truck holds 19.8 gallons. when the tank empty, Tyrrell fills it with gas that costs $3.65 per gallon. a
Tems11 [23]

It is given in the question that

The gas tank of Tyrell's truck holds 19.8 gallons. when the tank empty, Tyrrell fills it with gas that costs $3.65 per gallon.

It means cost of one gallon of gas is $3.65 .

And the tank hold 19.8 gallon . So cost of 19.8 gallon is

= $3.65*19.8 = $72.27

Therefore about $72.27 it will cost to fill the tank .

8 0
3 years ago
Is 26 a perfect square? Why or why not?
VladimirAG [237]
No, because square root of 26 is 5.099
6 0
3 years ago
Read 2 more answers
Other questions:
  • PLEASE HELPPPP 20 points
    11·1 answer
  • Please help! Math problem attached below.
    13·2 answers
  • 3.) a + 40 = 0 What is the value of a?<br> a =
    8·2 answers
  • In planning her​ retirement, Liza deposits some money at 2​% ​interest, with twice as much deposited at 3.5​%. Find the amount d
    14·1 answer
  • What is the common ratio of the geometric sequence below?
    5·2 answers
  • Balance from Bank Statement Outstanding Checks Deposits not yet Recorded
    8·1 answer
  • HELP, PLEASE???? ASAP!!??
    11·1 answer
  • If a car is traveling at 80 feet/second with 22 inch tires, how fast are the tires spinning in revolutions per second?
    7·1 answer
  • Use properties to evaluate 1/3(-15 divided by 1/2)1/4.
    11·1 answer
  • Solve for x.
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!