Alejandro solved the equation 5(7x^2-2)-8=3. He wrote 5(7x^2-2)=11 as his first step. Which property justifies his first step?
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It is given in the question that,
A flower garden has 12 sunflowers for every 45 irises.
And we have to find the unit rate for the number of irises per sunflower.
And for that we have to divide number of Irises by number of Sunflower. That is
And that's the required unit rate .