a-(0.75*a)=1

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Solution for a-(0.75*a)=1 equation: 


Simplifying
a + -1(0.75a) = 1

Remove parenthesis around (0.75a)
a + -1 * 0.75a = 1

Multiply -1 * 0.75
a + -0.75a = 1

Combine like terms: a + -0.75a = 0.25a
0.25a = 1

Solving
0.25a = 1

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Divide each side by '0.25'.
a = 4

Simplifying
a = 4

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