Answer:
Angle c and b are complementary
Step-by-step explanation:
They make up 90 degrees
Answer:
65
Step-by-step explanation:
128-63=65
Answer:
v=18
Step-by-step explanation:
10-3v-1=5(9-v)
first open the bracket
10-3v-1=45-5v
5v-3v=45-9
2v=36
v=18
3x+12=39
Minors 12 on both side
3x=27
Divide 3 on both side
X=9