Question

simplify 3x(4x-5)+3 and find its value for x=3. and x=1/2.​

Answer 1

Answer:

there are two written value of x

Step-by-step explanation:

How am I able to solve this

Answer 2

:

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3x(4x−5)+3=12x^2−15x+3

x=3 gives the value 12(9)−15×3+3

                             =108−45+3

                              =66