Answer:
21
Step-by-step explanation:
27÷3 is 9 and 21÷3 is 7
Step-by-step explanation:
the answer is lbs i think
Answer:
d
Step-by-step explanation:
What graph......................
Answer:
<STP=105°
Step-by-step explanation:
two interior angles equal one opposite exterior angle therefore
7x+6+7x+1=15x
group like terms
6+1=15x-7-7
7=15x-14x
7=x
for 15x
15 will multiply 7 and that is 105