I think you're supposed to substitute -5 into x. So now the equation is
f(-5)= 6(-5) +7.
f(-5)= -30+7
f(-5)= -23
As a result, the value of f(-5) is -23
Answer:
28 white strands , 20 blue strands and 32 red strands are needed to make a pair of pom-poms
Step-by-step explanation:
Given :A pom-pom manufacturer makes each of its pom-poms with 35% white strands (w), 25% blue strands (b), and 40% red strands (r).
To Find : If each pom-pom has a total of 80 strands, how many of strands of each color are needed to make a pair of pom-poms?
Solution:
Total Strands = 80
White Strands = 35%
No. of white strands = 
Blue Strands = 25%
No. of blue strands = 
Red Strands = 40%
No. of Red strands = 
Hence 28 white strands , 20 blue strands and 32 red strands are needed to make a pair of pom-poms
Answer:
x=10
Step-by-step explanation:
1/5 X- 2/3=4/3
+2/3 +2/3
1/5x=6/3
1/5x=2
*5 *5
x=10
Answer:
£135 is the correct answer.
Step-by-step explanation:
Let C be the cost of table.
And let R be the radius of table.
Cost of table is directly proportional to square of radius.
As per question statement:
or

where
is the constant to remove the
.
It is given that
£60 and 
when 
Putting the values of
and
in equation (1):

Putting the values of
and
in equation (1):

Dividing equation (2) by (3):

So, <em>£135 is the correct answer</em>.
Need a LOT more information and a graphic would help.