-7X-3(7X+12)=104

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Solution for -7X-3(7X+12)=104 equation:


Simplifying
-7X + -3(7X + 12) = 104

Reorder the terms:
-7X + -3(12 + 7X) = 104
-7X + (12 * -3 + 7X * -3) = 104
-7X + (-36 + -21X) = 104

Reorder the terms:
-36 + -7X + -21X = 104

Combine like terms: -7X + -21X = -28X
-36 + -28X = 104

Solving
-36 + -28X = 104

Solving for variable 'X'.

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

Add '36' to each side of the equation.
-36 + 36 + -28X = 104 + 36

Combine like terms: -36 + 36 = 0
0 + -28X = 104 + 36
-28X = 104 + 36

Combine like terms: 104 + 36 = 140
-28X = 140

Divide each side by '-28'.
X = -5

Simplifying
X = -5

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