Mathematics
13.08.2020 20:09
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What is (-0.75x + 6) -(2.5x -1.9)
What is (-0.75x + 6) -(2.5x -1.9)
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lisaxo
4,9(98 marks)
problem given:Β (-0.75x + 6) -(2.5x -1.9)
distribute: -0.75x+6 -2.5x-1.9
combine like terms: -0.75x-2.5x= -3.25x ; 1.9+6=7.6
solution:Β -3.25x+7.6
avastanleyy
4,5(22 marks)
Given: Jamal is x years old.
β β β β ββββββββββββββββββ
And, his mother is 28 years older than Jamal.
Then, age of Jamal's mother is = (x + 28)
β β β
Jamal's uncle is two times older than Jamal's mother.β β β
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