Respuesta :
19 = 5x - 1 Given
19 + 1 = 5x - 1 + 1
20 = 5x Addition Property of Equality
20 : 5 = 5x : 5
4 = x Division Property of Equality
The reason for each step in the solution of the equation are; Addition Property of Equality, Division Property of Equality.
What is a system of equations?
A system of equations is two or more equations that can be solved to get a unique solution. the power of the equation must be in one degree.
It is Given
19 = 5x - 1
19 + 1 = 5x - 1 + 1
20 = 5x (Addition Property of Equality)
20 : 5 = 5x : 5
4 = x (Division Property of Equality)
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