Ronald is x years old. His friend Colin is 3 years older than than Ronald Colin is 19 years old. A write down an equation for this information b solve the equation to find how old tonal is

f(x) = y

f(-3) = -5

step-by-step explanation:

range is infinite on both x and y axis positive and negative

step-by-step explanation:

it is not that hard all u have to do is plot the graph

step-by-step explanation:

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true