What’s the first step when rewriting y=3x^2+9x-18 in the form y=a(x-h)^2

Steps in rewriting :

y = 3 x² + 9 x - 18 = 3 ( x² + 3 x ) - 18 = 3 (( x² + 3 x + 9/4 ) - 9/4) - 18 = 

= 3 ( x + 3/2 )² - 27/4 - 18 = 3 ( x + 3/2 )² - 99/4

3 must be factored from 3 x² + 9 x.

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step-by-step explanation:

you would have to sell 24 bracelets.

step-by-step explanation:

84/3.5 = 24