Answer:
X= 22
Explanation:
Add 10 to both sides and then x is 22
Answer:
4mm
Step-by-step explanation:
you have to add both sides after substituting each of the 4 sides by 1mm
which gives you the total of 4
Eighty seven written in standard form would be...
80 + 7 = 87
Good Luck! :)
