Answer:
-46
Step-by-step explanation:
Answer: e) 6
Step-by-step explanation:
Let x be mother + children = 18
Father's age = 38
Average age of the family = 14
38 + 18x /( x + 1 )= 14
Opening the bracket
38 + 18x = 14x + 14
Collecting like terms
24 = 4x
x = 6
no of children in the family is 6.
Answer:
25 chords
Step-by-step explanation:
First, set up the ratio 40:8.
Now, make a proportion.
=
This proportion will give you x=25, so your answer is 25.
Hope this helps! Have a great day! :)
To factor this quadratic equation into double brackets, you need to find two numbers that add together to equal 10, but also multiply to give you 9. These two numbers can be identified as 1 and 9, which will be the numbers you place in your parentheses as follows:
(x+1)(x+9)
He would receive $5.63, not including tax
