Emily's family loves to work together in the garden. They have a slight preference for flowers, as 60%, percent of their plants
are flowers and 40%, percent are vegetables. They have 5 0 plants growing in the garden. How many vegetable plants do they have?
2 answers:
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ANSWER
EXPLANATION
The quadratic equation is:
Group variable terms:
Add the square of half, the coefficient of y to both sides.
The LHS us now a perfect square trinomial:
Take square root:
The first choice is correct.