Answer:
x=14
Step-by-step explanation:
x+7=21
x=14
Answer:
a
Step-by-step explanation:
sum always means only addition :D mark brainliest if right
Step-by-step explanation:
288 is girl in the class......
Answer:
D
Step-by-step explanation:
-2 - 2 = I-4I = 4
Answer:
i is equal to
so separate the equations to
then solve the
like you normally would then add i to the end replacint the
here are the first few examples hope that helps!!
Step-by-step explanation:
1. 
4.
6.
8.