Answer:
half of a number is 15
Step-by-step explanation:
An equation must contain an equality sign.
The third option is the only phrase that can be represented as an equation:
according to the picture we have:
x.y=4.7
(7)x(7)y=49xy=(49)(4.7)=230.3
10-x =5
-x= 5-10
-x = -5
x= 5
