(12x-4)(3+4)=45

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Solution for (12x-4)(3+4)=45 equation:


Simplifying
(12x + -4)(3 + 4) = 45

Reorder the terms:
(-4 + 12x)(3 + 4) = 45

Combine like terms: 3 + 4 = 7
(-4 + 12x)(7) = 45

Reorder the terms for easier multiplication:
7(-4 + 12x) = 45
(-4 * 7 + 12x * 7) = 45
(-28 + 84x) = 45

Solving
-28 + 84x = 45

Solving for variable 'x'.

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

Add '28' to each side of the equation.
-28 + 28 + 84x = 45 + 28

Combine like terms: -28 + 28 = 0
0 + 84x = 45 + 28
84x = 45 + 28

Combine like terms: 45 + 28 = 73
84x = 73

Divide each side by '84'.
x = 0.869047619

Simplifying
x = 0.869047619

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