Answers

1. Answer:

   • -1/5 (10t – 15) and -2t + 3
   • 2j + 8k – 4k and 8 (1/4j + 1/2k)

   Step-by-step explanation:

   -1/5 (10t – 15) and -2t + 3

   -2t + 3 and -2t + 3 Yes / No

   0.3x (4 – y) and -1.2x – 0.3y

   1.2x – 0.3xy and -1.2x – 0.3y Yes / No

   2j + 8k – 4k and 8 (1/4j + 1/2k)

   2j + 8k – 4k and 2j + 4k

   2j + 4k and 2j + 4k Yes / No

   x – 20 – x and 5 (4 – 1/5x)

   x – 20 – x and 20 – 1x

   -20 and 20 – x Yes / No

   Hope this helps!

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