Explain TRY: USING ALGEBRAIC STRUCTURE
If 3x + 5y = 9, what is the value of 15x + 25y?
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TRY: DETERMINING THE EFFECT OF CHANGING A VIRIABLE

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position