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
tigry1 [53]
3 years ago
9

Which explains the error Krista made?

Mathematics
1 answer:
MariettaO [177]3 years ago
4 0
A is the right option! Because 0.40 should be in second equation with the x to represent the number of stamps multiply by 40 cents.
You might be interested in
Simplify (2x2 - 5) - (3x2 + 4).
statuscvo [17]

Answer:

-x² - 9 is your simplified form

Step-by-step explanation:

Combine terms with the same amount of variables.

(2x² - 5) - (3x² + 4)

First, distribute the negative sign to all terms within the second parenthesis

(2x² - 5) - 3x² - 4

Combine like terms

2x² - 3x² = -x²

-5 - 4 = -9

-x² - 9 is your simplified form

~

6 0
3 years ago
Read 2 more answers
A steep hill has a greater slope than a flat plain. What does the slope of the line on a graph describe?
oee [108]
The slope of a line on a graph describes how "steep" the curve is by using the rise divided by the run (y=mx+b).  The slope on the line graph usually represents how much of an increase or decrease is occurring per each unit
7 0
3 years ago
Use a scientific calculator to find the logarithm for each number rounded ro four decimal places. Then state characteristic and
Anni [7]
Using a scientific calculator:
log 12 = 1.079181246
Rounded to four decimal places:
log 12 = 1.0792
Characteristic: 1; Mantis: 0.0792

Answer: OPtion B. 1.0792; 1; 0.0792
3 0
3 years ago
a garden table and a bench cost 817 dollars combined. The garden table costs 83 less than the bench. what is the cost of the ben
Karo-lina-s [1.5K]
Table=t
bench=b


t=b-83

t+b=817
b-83+b=817
2b=900
b=450 ($)



"Non nobis, Domine, non nobis, sed Nomini tuo da gloriam."



Regards M.Y.

8 0
4 years ago
PLS HELP ME ASAP WITH NUMBER 9 THANK YOUU
s2008m [1.1K]
9a)
4x - 2 + 30  = 68
4x + 28 = 68
4x = 40
  x = 10

9b)
y = 180 -68
y= 112
4 0
3 years ago
Other questions:
  • Linda owns 4 shares of a certain stock. Yesterday the total value of her shares went down by 32 dollars. What was the change in
    11·1 answer
  • Let f(x)= -4x+7 and g(x)= 10x-6. find f(g(x))
    12·2 answers
  • HELP One-third (x minus 2) = one-fifth (x + 4) + 2
    8·1 answer
  • The University of Southern California is located about 2.5 miles west and about 2.8 miles south of downtown Los Angeles. Suppose
    10·1 answer
  • Find the prime factorization of 30
    7·2 answers
  • Someone please help me out with this question please
    10·1 answer
  • Write an equation in slope-intercept form of the line that passes through (-4,9) and (2, -8)
    9·1 answer
  • Tom and Rachel both want to buy a pair of AirPods. Tom has saved $85 and plans to save $5 per week. Rachel has $60 and plans to
    15·2 answers
  • Find the 13th term in the following<br> arithmetic sequence :<br> 2, 10, 18, 26, ...
    9·1 answer
  • The volume of a water walking ball is $\frac{4}{3}\pi$
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!