Find the difference: 28y- 16y

16y

Explanation:

For this expression, you have variables, but you have the same variables for each term. You are able to add, subtract, divide, and multiply like terms, which 28y and 16y are. We have two like terms and no value to replace y with, so treat this as if it were just 28 - 16.

28y - 16y = 16

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .