Answer:
10. :)
Step-by-step explanation:
Answer:
2x being vertical to 68°^
that will form an iscoceles triangle
2x = 68
x=34°
Answer:
A
Step-by-step explanation:
Well, this isn't too hard.
Since the left is the negative side (R) and the right is the positive side (S), a positive and a negative with the same number will equal zero if only one of them are negative.
You ALWAYS subtract when there's two different signs.