Answer:
12
Step-by-step explanation:
4y - 2x
= 4(7) - 2(8)
= 28 - 16
= 12
Answer:
5
Step-by-step explanation:
Answer:-y,x
Step-by-step explanation: It is rotateing into the negative part of a graph if you think about it.
D. Reflect across line x =-7
Answer:
There is no solution to this equation that is an integer for x.
Step-by-step explanation:
x is the first integer, and x+1 the second

