Answer:x-5
Step-by-step explanation:
(12x + 9y) + (-2y) - (4x - 3y)
= 12x + 9y - 2y - 4x + 3y
= 12x - 4x + 9y - 2y + 3y
= 8x + 10y
A) 8x + 10y
Umm i not that sure but i think its a
The range is 30 to find the range u subtract the biggest from the smallest so 81-51=30 hope this helps
A line graph, or line chart, shows info as a series of data points that are connected by line segments.