-3(x+7)-(3+3x)=-7x

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


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

Reorder the terms:
-3(7 + x) + -1(3 + 3x) = -7x
(7 * -3 + x * -3) + -1(3 + 3x) = -7x
(-21 + -3x) + -1(3 + 3x) = -7x
-21 + -3x + (3 * -1 + 3x * -1) = -7x
-21 + -3x + (-3 + -3x) = -7x

Reorder the terms:
-21 + -3 + -3x + -3x = -7x

Combine like terms: -21 + -3 = -24
-24 + -3x + -3x = -7x

Combine like terms: -3x + -3x = -6x
-24 + -6x = -7x

Solving
-24 + -6x = -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-24 + -6x + 7x = -7x + 7x

Combine like terms: -6x + 7x = 1x
-24 + 1x = -7x + 7x

Combine like terms: -7x + 7x = 0
-24 + 1x = 0

Add '24' to each side of the equation.
-24 + 24 + 1x = 0 + 24

Combine like terms: -24 + 24 = 0
0 + 1x = 0 + 24
1x = 0 + 24

Combine like terms: 0 + 24 = 24
1x = 24

Divide each side by '1'.
x = 24

Simplifying
x = 24

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