7(x+3)+9=7x+4

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Solution for 7(x+3)+9=7x+4 equation: 


Simplifying
7(x + 3) + 9 = 7x + 4

Reorder the terms:
7(3 + x) + 9 = 7x + 4
(3 * 7 + x * 7) + 9 = 7x + 4
(21 + 7x) + 9 = 7x + 4

Reorder the terms:
21 + 9 + 7x = 7x + 4

Combine like terms: 21 + 9 = 30
30 + 7x = 7x + 4

Reorder the terms:
30 + 7x = 4 + 7x

Add '-7x' to each side of the equation.
30 + 7x + -7x = 4 + 7x + -7x

Combine like terms: 7x + -7x = 0
30 + 0 = 4 + 7x + -7x
30 = 4 + 7x + -7x

Combine like terms: 7x + -7x = 0
30 = 4 + 0
30 = 4

Solving
30 = 4

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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