-3(x+4)+6(x+7)=3x+20

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Solution for -3(x+4)+6(x+7)=3x+20 equation:


Simplifying
-3(x + 4) + 6(x + 7) = 3x + 20

Reorder the terms:
-3(4 + x) + 6(x + 7) = 3x + 20
(4 * -3 + x * -3) + 6(x + 7) = 3x + 20
(-12 + -3x) + 6(x + 7) = 3x + 20

Reorder the terms:
-12 + -3x + 6(7 + x) = 3x + 20
-12 + -3x + (7 * 6 + x * 6) = 3x + 20
-12 + -3x + (42 + 6x) = 3x + 20

Reorder the terms:
-12 + 42 + -3x + 6x = 3x + 20

Combine like terms: -12 + 42 = 30
30 + -3x + 6x = 3x + 20

Combine like terms: -3x + 6x = 3x
30 + 3x = 3x + 20

Reorder the terms:
30 + 3x = 20 + 3x

Add '-3x' to each side of the equation.
30 + 3x + -3x = 20 + 3x + -3x

Combine like terms: 3x + -3x = 0
30 + 0 = 20 + 3x + -3x
30 = 20 + 3x + -3x

Combine like terms: 3x + -3x = 0
30 = 20 + 0
30 = 20

Solving
30 = 20

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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