Follow pemdas
2+(1/2) +34- (1/10)
2.5 + 34 - .1
36.5-.1
36.4
4 is the x1 value, -8 is the y2 value, 8 is the x2 value, and 5 is the y2 value.
I need a point to this question in order to answer it
All you need to do is substitue -2 into the equation for x,
h(-2) = 3(-2) + 1 = -6 + 1 = -5
Line the decimals up and add like you normally would.But don't forget to put your decimal in your answer