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How do you solve 5xy plus 7xsquared - 12y when x equals 2 y equals 1?
Updated: 8/20/2019
Wiki User
∙ 10y agoBest Answer
In the given expression you replace x by 2 and y by 1.
Thus 5xy + 7x2 - 12y = 5*x*y + 7*x2 - 12*y
= 5*2*1 + 7*22 - 12*1 = 10 + 28 - 12 = 26
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