74-(3x+13)=3(x+4)+x

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Solution for 74-(3x+13)=3(x+4)+x equation:


Simplifying
74 + -1(3x + 13) = 3(x + 4) + x

Reorder the terms:
74 + -1(13 + 3x) = 3(x + 4) + x
74 + (13 * -1 + 3x * -1) = 3(x + 4) + x
74 + (-13 + -3x) = 3(x + 4) + x

Combine like terms: 74 + -13 = 61
61 + -3x = 3(x + 4) + x

Reorder the terms:
61 + -3x = 3(4 + x) + x
61 + -3x = (4 * 3 + x * 3) + x
61 + -3x = (12 + 3x) + x

Combine like terms: 3x + x = 4x
61 + -3x = 12 + 4x

Solving
61 + -3x = 12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
61 + -3x + -4x = 12 + 4x + -4x

Combine like terms: -3x + -4x = -7x
61 + -7x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
61 + -7x = 12 + 0
61 + -7x = 12

Add '-61' to each side of the equation.
61 + -61 + -7x = 12 + -61

Combine like terms: 61 + -61 = 0
0 + -7x = 12 + -61
-7x = 12 + -61

Combine like terms: 12 + -61 = -49
-7x = -49

Divide each side by '-7'.
x = 7

Simplifying
x = 7

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