Variables y and x have a proportional relationship, and y = 28 when x = 16. What is the value of x when y = 42?
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What is the reflection image of (5,-3) across the line y = -x?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.