x/3 - 7 = 2=> x/3 = 9 (add 7 to both sides)
=> x = 27 (multiply both sides by 3).
Chat with our AI personalities
2x squared minus 5x minus 3 factored is (2x+1)(x-3).
2 over 15 3/5 x 3/3 = 9/15 11/15 - 9/15 = 2/15
14/20 minus 3/5 is 1/10
Seven over fifteen minus two over five is: 7/15 - 2/5 = 7/15 - (2 x 3)/(5 x 3) = 7/15 - 6/15 = 1/15
4 over 10