jokihahorton510

20.12.2021 • 

Mathematics

& Let x be a positive integer. When 12 is added to twice the integer right after x, the result is 38.
(i) Express the positive integer right after x in terms of x.
(ii) Construct an equation in terms of x.
(iii) Find the positive integer denoted by x by solving the above equation.

2. A factory worker receives p rupees as his daily wage
and an additional 100 rupees as an allowance for each
day he works. He worked 20 days during a certain
month and received 20 000 rupees in total. What is his
daily wage?

3 A father's age is a years and his son's age is 31 years. 5 years ago the son's age
was one year more than 1
2 the age of his father at that time.
(i) What was the son’s age 5 years ago?
(ii) Write the father's age 5 years ago in terms of a.
(iii) Construct an equation in a using the above information.
(iv) Find the father's present age by solving the equation.

Ответ:

chyyy3

17.08.2022

Mathematics

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(x, y ) → (x + 4, y - 1 )

Step-by-step explanation:

Consider the coordinates of K and K'

K (- 3, 5 ) , K' (1, 4 )

x- direction : - 3 → 1 is + 4 units to the right

y- direction : 5 → 4 is - 1 units down

translation rule is (x, y ) → (x + 4, y - 1 )

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