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20-04-2016
Mathematics

contestada

Consider the equation y 5x
15
Find yifx
b. Find x if y 50.
c. Describe how you can use a table or a graph to answer parts (a)
and (b)
Investigation 3

Consider the equation y 5x 15 Find yifx b Find x if y 50 c Describe how you can use a table or a graph to answer parts a and b Investigation 3 class=

Respuesta :

20-04-2016

y=5x-15

a)
y= (5x1) - 15
y= 5-15
y=-10

----------
b)
50=5x-15
-5x=-15-50
-5x=-65
x= -65/-5
x=13

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