A student chose a number, multiplied it by 7, then subtracted 150 from the result and got 130. What was the number he chose?  Pick one:	A) 40	B) 42	C) 44	D) 46	E) 48
Let x be the number he chose, then   7⋅x−150=130   7x=280   x=40   correct answer 40
<result>A</result>
A student chose a number, multiplied it by 7, then subtracted 150 from the result and got 130. What was the number he chose?