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(-2/3)*(5*x-16) = 10 // - 10
(-2/3)*(5*x-16)-10 = 0
-2/3*(5*x-16)-10 = 0
-2/3*(5*x-16)-10 = 0
2/3-10/3*x = 0
2/3-10/3*x = 0
2/3-10/3*x = 0 // - 2/3
-10/3*x = -2/3 // : -10/3
x = -2/3/(-10/3)
x = 1/5
x = 1/5
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