Question

Points C and D lie on graph of the equation y = 1.3x.

What are the y-coordinates for each point?


point c: 3, ___ point d: 16, ____

Answer 1

you've got the x-values, plug them into the equation to find the corresponding ys

Answer 2

for example, x=2
y=1.3(2)
y=2.6

Answer 3

@DanJS

Answer 4

@bibby so what ?

Answer 5

so plug in 3 and plug in 16

Answer 6

okay

Answer 7

\(\large (\bf 3\)\(\large ,?)\longrightarrow y=1.3*3\)

Answer 8

so 1.3*3

Answer 9

yeah
the asterisk is multiplication of course

Answer 10

so what would that make c ?

Answer 11

use a calculator or just write it out