Answer:
-6
Step-by-step explanation:
X + (7 + 14x) = 15x + 7
hope this helps
Answer:
34 Step-by-step explanation:
Answer:
mean= sum of the terms/ (over) number of terms
The measures of two angles have a sum of 90º if and only if the angles are complements.
if the angles are complementary they have to equal 90 otherwise they are not complementary