Question

Four Equations for solution x=3​

Answer 1

Answer:

5 – 3x – 4. 5 – 4 – 3x. 1 – 3x. Now I can solve in the usual manner: 1 - 3x = 1 -1 -1 ----------- -3x = 0 --- -- - 3 -3 x = 0. Is "x = 0" a valid solution? Yes, indeed ..

Answer 2

sin30°x=1.5

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