anikaakurup anikaakurup

20-07-2020
Mathematics

contestada

x−3(5x−6)=3−10x What is x, and how do you find x?

Respuesta :

emuesirieruemu3 emuesirieruemu3

20-07-2020

Answer:

x=3or-1

Step-by-step explanation:

x-3 (5x-6)=3-10x

5x^2-15x-6x+18=3-10x

collect like terms

5x^2+18-3=15x+6x-10x

5x^2+15=11x

5x^2-11x+15=0

factorise

(x-3) (5x+5) =0

...... x=3 or -1

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