Saylor Henshaw earned $120 in simple interest in 9 months at an annual interest rate of 5%. How much money did he invest?

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How to do slope and graph - x+3y=15

What is 2/30 plus 10/30?

What is 5607*4570. i need to know the answer

Annita, Gary, and Tara all run races. Annita has 7 less than 4 times the number of race medals as Tara. Gary has 13 more than 2 times the number of race medals as Tara.

Last week jackson babysits 1 1/2 times as many hours as he babysat this week. last week jackson babysat 12 hours. how many hours did he babysit this week?

Use tens and ones to the 62 two different ways

The yearly cost in dollars, y, for a member at a video game arcade based on total game tokens purchased, x, is y = x + 60. A nonmember pays $0.20 per game token, but no yearly fee.

on an assessment, Henry got 108 questions correct if this was 90% of the question on the test, how many questions were on test?

What is the slope of a line whose equation is 4x - 6y = 12?