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
o-na [289]
3 years ago
12

The Jones family has 3 children.

Mathematics
1 answer:
Lubov Fominskaja [6]3 years ago
4 0
Amy = x
Betty = y
Carl = z
x + y = 29
x + z = 27
y + z = 22
y = 29 - x
z = 27 - x
29 - x + 27 - x = 22
-2x + 56 = 22
-2x = - 34
x = 17
y = 12
z = 10
Oldest child is Amy (17) and youngest child is Carl (10)
17 - 10 = 7
The difference between oldest child and youngest child is 7 years.
You might be interested in
How many days is in 8 weeks
Svetllana [295]

Answer:

<h2>the answer is <u><em>56 DAYS</em></u></h2>

Step-by-step explanation:

8 x 7 = 56

:)

6 0
3 years ago
Read 2 more answers
1. A parachutist is 800 feet above the ground when she opens her parachute. She then falls at a constant rate of 5 feet per seco
Alexandra [31]

Answer:

h = -5*t +800

Step-by-step explanation:

The initial value is 800 ft

She is falling at a rate of 5 ft per second

That would be -5ft/s

We can write this in the form

y = mx+b

h = -5*t +800  where t is the number of seconds and h is the height above ground


6 0
3 years ago
kathy recorded the following measurement of length: 2.5 cm, 2.9 cm, and 3.1 cm. what is the mean for this set of values, in cm?
jeka94
2.5cm=25 mm
2.9cm=29 mm
3.1cm=31 mm
They give it in cm because it’s easier to guess how long it will be in real life
8 0
4 years ago
What is 23 inches in centimetres?
Anettt [7]

Answer: 58.42

Formula: Multiply the length value by 2.54

23×2.54 =58.42

12 Inches = 30.48 Centimetres

7 0
3 years ago
Read 2 more answers
How many pairs of intersecting line segments are shown?
Sladkaya [172]
What line segments?...
6 0
3 years ago
Other questions:
  • Question 1 of 20
    5·1 answer
  • A bag contains only red and blue marbles. Yasmine takes one marble at random from the bag. The probability that she takes a red
    10·2 answers
  • Which exponential function goes through the points (1 , 32) and (4 , 2048)
    13·2 answers
  • How do you solve for X?​
    11·2 answers
  • The volume of a cylinder is given by V = ar?h
    8·1 answer
  • You can draw a quadrilateral with two sets of parallel lines and no right angles.
    12·1 answer
  • 8. Multiple Choice: Which equation is the factored form of x2 + 2x - 3 = 0?
    9·1 answer
  • Find the midpoint of the segment below and enter its coordinates as an
    6·1 answer
  • Help!! I can’t figure it out please give a explanation on why and what the correct answer would be! Ty
    12·1 answer
  • Is it possible for something logical to not make sense
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!