5X^2 = 500
divide both sides by 5
X^2 = 100
take square root both sides
X = (+/-) 10
check
5[(+/-) 10]^2 = 500
+/- 10^2 = 100
500 = 500
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5x + 2 = 22 5x = 22 - 2 5x = 20 5x/5 = 20/5 x=4
5x=10 5x/5=10/5 x=2
The question contains two equations:5x - 6y = 15 5x + y = 2 There are no inequalities in the question.
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