2.8y + 6 + 0.2y = 5y -15

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asked Sep 17, 2018 17.3k views

1 Answer

Idirene Youcef · Answer 1 · 2018-09-22T15:54:41+0000

simplify 2.8y + 6 + 0.2y to 3y + 6

subtract 3y from both sides

simplify 5y - 15 - 3y to 2y - 15

add 15 to both sides

simplify 6 + 15 to 21

divide both sides by 2

switch sides

Answer: y = 21/2

*in decimal form this would be 10.5

2.8y + 6 + 0.2y = 5y -15

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