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
Vanyuwa [196]
2 years ago
9

Which expression is equivalent to 4.2a−2(0.4a−1.3)

Mathematics
2 answers:
Serggg [28]2 years ago
8 0
Is the answer 4a+1.3
Sati [7]2 years ago
3 0

Answer:

the 3rd one

Step-by-step explanation:

You might be interested in
h(t)=-5t^2+10t+3 is the height of a diver above the water, t seconds after the diver leaves the springboard. How high above the
Kobotan [32]

Answer:

3 units

Step-by-step explanation:

So if we want to know how high the spring board is, this will need to be the time at which the diver is still at the top of the board, in this case t = 0 seconds.

So we will need to find h(0)

  • h(0) = 5(0)² + 10(0) + 3 = 0 + 0 + 3 = 3
5 0
3 years ago
If 5 slices of pizza cost 5.50 how much do 2 slices cost 10 half a slice?
PtichkaEL [24]
Are there answer choices or is this an essay?

5 0
3 years ago
Read 2 more answers
Does this graph represent a function? Why or why not?
vlabodo [156]

Answer:

A

Step-by-step explanation:

In order for a graph to be a function, it has to only cross the vertical (up and down) lines that it covers once. Since this is an angle, it crosses all the lines in two different places, and isn't a function.

7 0
3 years ago
If the area of circle b is 1/5 the area circle a What is the area of circle b
WARRIOR [948]

Answer:

(Area of circle a)/5

Step-by-step explanation:

(Area of circle b) = (1/5)* (Area of circle a)

What is the area of circle a?  There is not enough given information

3 0
3 years ago
Read 2 more answers
Would you rather receive $10,000 a day for 31 days or a penny that doubles in value every day for 31 days?
bagirrra123 [75]

This shows how much you would make per day for both choices.

Total earned in 31 days for $10,000 per day: $310,000

Explanation

$10,000 every day in 31 days.

Total earned in 31 days for penny: 21,474,836.47

Explanation

Day 1: $0.01

Day 2: $0.02

Day 3: $0.04

Day 4: $0.08

Day 5: $0.16

Day 6: $0.32

Day 7: $0.64

Day 8: $1.28

Day 9: $2.56

Day 10: $5.12

Day 11: $10.24

Day 12: $20.48

Day 13: $40.96

Day 14: $81.92

Day 15: $163.84

Day 16: $327.68

Day 17: $655.36

Day 18: $1,310.72

Day 19: $2,621.44

Day 20: $5,242.88

Day 21: $10,485.76

Day 22: $20,971.52

Day 23: $41,943.04

Day 24: $83,886.08

Day 25: $167,772.16

Day 26: $335,544.32

Day 27: $671,088.64

Day 28: $1,342,177.28

Day 29: $2,684,354.56

Day 30: $5,368,709.12

Day 31: $10,737,418.24

7 0
2 years ago
Other questions:
  • What is 2/3 + 1/4<br>*please help*
    7·2 answers
  • Factor out the polynomial: 12x^2+26x+12
    7·1 answer
  • Find the equation of the line that passes through (3,-2) and whose m=1/2
    11·1 answer
  • Which expression is equivalent to 1/4(8- 6x + 12 ) ?
    10·1 answer
  • A driver descends from an elevation of 6 feet below sea level to an elevation of 98 feet below see level in 4 equal intervals. W
    10·1 answer
  • A train goes at a constant speed. If it covers 150 miles in 2/1 2 hours,
    15·1 answer
  • Choose the expression that shows P(x)=x^3 + 5^2 + 11x + 10 as a product of two factors.
    10·1 answer
  • An executive for the movie production company wants to create a function that models this data. . Create a function that can be
    6·1 answer
  • What value represents the horizontal translation from the graph of the parent function f(x) = x2 to the graph of the function g(
    5·1 answer
  • Question 4 (1 point)
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!