Answer:
-11
Step-by-step explanation:
3x+10=2x-1
3x-2x+10=-1
x+10=-1
x=-1-10
x=-11
Answer: C
Step-by-step explanation:
y<x-1
so you looking at the region below the line but not including it so graph c is good
Answer: 62°
Step-by-step explanation:
Total angle in a triangle = 180°
40° + 78° + < N = 180°
118° + <N =180
<N = 180 -118
<N=62°
Answer:
322
Step-by-step explanation:
Triangle area = base*height)2Here, area = 23*28/2=322