0.75(9x-4)+0.25x-4=28

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Solution for 0.75(9x-4)+0.25x-4=28 equation: 


Simplifying
0.75(9x + -4) + 0.25x + -4 = 28

Reorder the terms:
0.75(-4 + 9x) + 0.25x + -4 = 28
(-4 * 0.75 + 9x * 0.75) + 0.25x + -4 = 28
(-3 + 6.75x) + 0.25x + -4 = 28

Reorder the terms:
-3 + -4 + 6.75x + 0.25x = 28

Combine like terms: -3 + -4 = -7
-7 + 6.75x + 0.25x = 28

Combine like terms: 6.75x + 0.25x = 7x
-7 + 7x = 28

Solving
-7 + 7x = 28

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 7x = 28 + 7

Combine like terms: -7 + 7 = 0
0 + 7x = 28 + 7
7x = 28 + 7

Combine like terms: 28 + 7 = 35
7x = 35

Divide each side by '7'.
x = 5

Simplifying
x = 5

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