Answer:
wow u call that 6th grade
Step-by-step explanation:
I am in 8th grade and dont get this at all.
never touched the topic
Answer:
A) X + Y = 12
B) 10Y + x = 10x + Y -18
B) 9Y = 9x -18 multiplying A) by -9
A) -9Y = 9x - 72 adding A and B we get
0 = 18x -90
x = 5
The number is 75
Double-Check
7 + 5 = 12
75 -57 = 18
Step-by-step explanation:
Answer:
a. y= f(x-1)
Step-by-step explanation:
___________
4.6 Is the answer I thinkkkkk