Answer:
C.
Step-by-step explanation:

add 10 to both side
so...

divide by -5 so, the sign flips because multiplying or dividing with a negative number changes the sign.
30/5=6
Answer:
b
Step-by-step explanation:
Answer
7,3'
hope this helps give me a 5-rate and a thanks!
Answer:
she made electronic calculating machines in order to calibrate rockets and make everything more precise
Step-by-step explanation:
Answer:
216 ft
Step-by-step explanation:
you multiply 12 and 18