Answer:
-7
Step-by-step explanation:
-3 - (4) = ?
Remove parentheses:
= -3 - 4
Subtract the numbers:
= -7
I think I'm not very sure and I don't want you to get it wrong!!!! i think this 21.3in if you are not sure look for more alternatives
Answer:
n = 6
Step-by-step explanation:
Using the sine ratio in the right triangle and the exact value
sin30° = 
, then
sin30° = 
= 
= ( cross- multiply )
2n = 12 ( divide both sides by 2 )
n = 6
Q - 7 5/6 = 6 1/2
q = 6 1/2 + 7 5/6
q = 13/2 + 47/6 / multiply 13/2 by 3
q = 39/6 + 47/6
q = 86/6
