X-3(x+1)=7

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Solution for X-3(x+1)=7 equation:


Simplifying
X + -3(x + 1) = 7

Reorder the terms:
X + -3(1 + x) = 7
X + (1 * -3 + x * -3) = 7
X + (-3 + -3x) = 7

Reorder the terms:
-3 + X + -3x = 7

Solving
-3 + X + -3x = 7

Solving for variable 'X'.

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

Add '3' to each side of the equation.
-3 + X + 3 + -3x = 7 + 3

Reorder the terms:
-3 + 3 + X + -3x = 7 + 3

Combine like terms: -3 + 3 = 0
0 + X + -3x = 7 + 3
X + -3x = 7 + 3

Combine like terms: 7 + 3 = 10
X + -3x = 10

Add '3x' to each side of the equation.
X + -3x + 3x = 10 + 3x

Combine like terms: -3x + 3x = 0
X + 0 = 10 + 3x
X = 10 + 3x

Simplifying
X = 10 + 3x

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