3 years ago

Solve the equation -3x(x-1)+7x=27

Mathematics

2 answers:

Rama09 [41]3 years ago

7 0

Answer:

6,5

Step-by-step explanation:

-3x(x-1)+7x=27

-3x²+1+7=27

-4x+1=27

4x=1-27

x=26/4

x=6,5

guapka [62]3 years ago

6 0

-3x^2 +3x + 7x = 27

-3x^2 +10x - 27 = 0

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