Can someone pls
1. -12 + 15 =
2. 15 +(-4) =
3. -9 + -15 =

1. 3

2.11

3.-24

Answer above! Hope this helps! :)

1. =  3

2. = 11

3. = -24

answer: the common difference is -0.10

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation: