Answer:
C:7
Step-by-step explanation:
Complementary is what else to add to equal 90 degrees. 10 is complementary to 80 because 80+10=90. Supplementary is what would equal to 180. Complementary is usually used in an right angle and supplementary in a line.
Answer:
C) 7c+6s-63
Step-by-step explanation:
set up this equation because you are adding the two expressions

combine like terms

Answer:
B. 2
Step-by-step explanation:
For x = 2, w(x) = 3, t(x) = - 1
w(x) + t(x) = 3 + (-1) = 3 - 1 = 2
25% is equal to 1/4 or .25 of a whole.
If you do 10 divided by .25 you get 40.
10 is 25% of 40.