If a(a + 7) = 60 and b(b + 7) = 60, where a ≠ b, then a + b =  Select the correct option:	A) −7	B) −2	C) 2	D) 46	E) 48
i.e. if a = 5 then b = -12   or if a = -12 then b = 5   But in each case a+b = -12+5 = -7   −7nswer: option −7
<result>A</result>
If a(a + 7) = 60 and b(b + 7) = 60, where a ≠ b, then a + b =