Answer:
y = 260
Step-by-step explanation:
locate x = 7 on the x- axis, go vertically up to meet the graph at (7, 260 )
when input is 7 then output y = 260
Answer:
D
Step-by-step explanation:
you reverse the numbers in the y spot, so if they are negative make them positive, vise versa
Answer:
first one = 15x+30y-220
second one = 2.4x-4.4
Step-by-step explanation: