shilohnewton shilohnewton
  • 27-08-2018
  • Mathematics
contestada

Where is his mistake? Please give an explanation so I understand in the future. (1st correct answer gets brainliest)

Where is his mistake Please give an explanation so I understand in the future 1st correct answer gets brainliest class=

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Аноним Аноним
  • 27-08-2018

Step 1 is correct, because you can multiply both sides of an equation by a same quantity.

Step 2 in incorrect: the left hand side is ok, but [tex] 2.5\cdot 4 = 10 [/tex]

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