3v-9v is -6v
-6v=30 Divide each side by -6
v=-5
To check: substitute -5 back into the equation wherever you see v
3(-5)-9(-5)=30
-15+45=30
30=30
It’s a and c my good friend
Answer:
-44 4/9
Step-by-step explanation:
-36 4/9-(-10 2/9)-(18 2/9)
-36 4/9+10 2/9 = 26 6/9
26 6/9 - (18 2/9)= -44 4/9
Answer:
Proportional
Step-by-step explanation:
If she burns 15 per minute, the she will burn 30 in 2 min and 45 in 3 min, etc. Therefore it is proportional.