90=6x+3x
90=9x
90/9=x
10=x
3x=3*10=30
6x=6*10=60
hope this helped
Children ticket price=£9
Adult ticket price=£17
Let adult=A
Children=C
So, 2A+3C=61 (equation 1)
3A+5C=96(equation 2)
Multiply equation 1 by 3 and equation 2 by 2
Solve equations and get the answer.
You factor the expression first leaving you with
Then you would cancel out 3xy as because there is exactly one on each side. This, in turn, would leave you with
z - 1
Answer:
Step-by-step explanation:
The 123rd term of the sequence is 5