Mean is adding all them up and then dividing by how many there are. the answer is 12
Answer: 13.5
Step-by-step explanation: You would plug 3 in for x. The expression would then be 3(4.5). This is equivalent to 13.5 when simplified.
Answer:
Angle CDE equals 155 degrees :D
Step-by-step explanation:
parallel lines
since the left angle is 57, angle BAE is also 57
180-57=123
right angle=90
115+90+123+57=385
540-385=155
thus, angle CDE equals 155 degrees
Answer:
6 chocolates
Step-by-step explanation:
If there was 2 chocolates left and he had just eaten a third that would mean he had eaten 1
That would mean there would have been three chocolates before he put away the groceries
Double that to make up for the chocolates eaten during the walk home = 6
Answer:
1 3.3y
Step-by-step explanation:
