Answer:
He would need 42 cm *or 14cm
Step-by-step explanation:
28/4 is 7
that means that he used 7 cm of tape per present
6 x 7 is 42
that means that he would need 42 cm of tape
4 to 28
6 to 42
*If he already has 4 presents done and he needs to 2 more present then he would need 14 cm, 2 x 7 is 14
Answer:
B
Step-by-step explanation:
Two numbers are relatively prime when there is no integer greater than one that that is a factor of both of them.
A: 15 and 21 both have a factor of 3.
<u>B</u>: 24 and 49 have no common factors, and therefore, are relatively prime.
C. 35 and 135 both have a factor of 5.
D: 45 and 102 both have a factor of 3.
Answer:
y-4=0
Step-by-step explanation:
its the only that doesn't have a x?
Answer:

Step-by-step explanation:
GIVEN: A
fence is used to enclose a rectangular land plot. If the area of the land plot is
.
TO FIND: equation to determine the length
of the land plot.
SOLUTION:
total length of fence 
let the width of land plot be 
perimeter of plot 

area of rectangular plot 


putting value of 


Hence required equation to get length
of land plot is 
on solving

possible length of land plot is
and 