Answer:
-7 × (-4) will have a positive product.
Step-by-step explanation:
product of the two number are positive only if the two numbers have the same sign either both (+) or both (-).
and -7 × (-4) = 28.
here 28 is positive.
A. = 7/8
b. = 7/4 = 1 3/4
c. = 7/4 = 1 3/4
d. = 7/4 = 1 3/4
= b,c,d
Answer:
7 each
Step-by-step explanation:
28÷4=7
1/4 of 28=7
Answer:
7x+10 cm
Step-by-step explanation:
To find the perimeter add up all the sides
There are 5 sides
3x+ 5+ 2x+2x+5
Combine like terms
3x+2x+2x +5+5
7x + 10
The perimeter is 7x+10 cm
Step-by-step explanation:
The algebraic expression is
20
----
c
or
20/c
