Answer:
A,B,D,E,H
Step-by-step explanation:
First, write an expression.
The correct expression is n + 8.
Second, substitute 5.3 for the variable, n.
Third, simplify by adding 5.3 and 8.
The answer is 13.3.
Answer:
-x +7
Step-by-step explanation:
Combine like terms.
Rewrite as 2x + (-3x) + 6 + 1
Combining your "x" terms gives you 2x + (-3x), or 2x - 3x = -1x or -x
Combining your integer terms gives you 6 + 1 = 7.
Recombining them gives you -x + 7.
Answer:
A
Step-by-step explanation:
Using the cosine ratio in the right triangle
cosA = 
= 
= 
, thus
A = 
( ) ≈ 48° → A
