Answer:
x=6y=11=z?
Step-by-step explanation:
i dont know im not perfect in math
1) <span>B)3x+6y=22
6x+12y=44
because the equations are equivalent to each other
2*(3x+6y=22) -----> 6x+12y=44
2) </span><span>5x+10y=15 should be multiplied by -2, to get 5x*(-2)=-10x, and x then can be eliminated
</span><span>A)-2</span>
Hello,
f(n+1)=f(n)-2
f(1)=10
f(2)=8
f(3)=6
...
Answer:
16
Step-by-step explanation:

Multiplication and division are priority to addition and subtraction
Brainliest please