So the whole goal of this is to get the variable (z) all by itself on one side with a coefficient (the number in front of the variable (z)) of one. All you have to do is add seven to each side to get z alone and then divide by two:
2z-7< or equal to 1
+7
2z< or equal to 8
/2
z< or equal to 4
Answer:
Step-by-step explanation:
c and j
Answer: No they are not equal.
Step-by-step explanation:
Hello this is my easy way to multiply with zeros.What you do is ignore the zero like its not even there next you multiply whats left so we multiply 3 x 4 and that is 12.next we add the zero and that's it.Hoped I Helped! :D