4(4) -4 = 16-4 = 12
She was wrong because she thought that x= 6
Answer:
2/10 (4/5)-(5/2)+ (10)=7.66
Answer:
y = 2/3x-8
Step-by-step explanation:
in the equation y = mx+b, m = slope and b = y-intercept. all you have to do is plug the numbers in!!
Answer:
x=50 so ABD = 175
Step-by-step explanation:
This follows from the half-angle identity for cosine.