Answer:
If x2.x4 and x2= 2x, x4=4x, while . means multiplication. therefore it can be written as 2x × 4x
Answer:
Median is the middle number
Mean is the average
Step-by-step explanation:
for #4
order the tree heights from the least to greatest and the middle number would be your median. If you have an even amount (no middle) then add the two middle numbers and dived it by 2
for # 5
Add the numbers all up on a calculator then dived by the amount of numbers you added.
Really simple :)
Hope that helps!
The first one is correct.
2x+3x= 5x
5-7= -2
so its 5x-2 since all like terms are added