5(3X+2)+2(3X+4)+2=21X+21

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Solution for 5(3X+2)+2(3X+4)+2=21X+21 equation: 


Simplifying
5(3X + 2) + 2(3X + 4) + 2 = 21X + 21

Reorder the terms:
5(2 + 3X) + 2(3X + 4) + 2 = 21X + 21
(2 * 5 + 3X * 5) + 2(3X + 4) + 2 = 21X + 21
(10 + 15X) + 2(3X + 4) + 2 = 21X + 21

Reorder the terms:
10 + 15X + 2(4 + 3X) + 2 = 21X + 21
10 + 15X + (4 * 2 + 3X * 2) + 2 = 21X + 21
10 + 15X + (8 + 6X) + 2 = 21X + 21

Reorder the terms:
10 + 8 + 2 + 15X + 6X = 21X + 21

Combine like terms: 10 + 8 = 18
18 + 2 + 15X + 6X = 21X + 21

Combine like terms: 18 + 2 = 20
20 + 15X + 6X = 21X + 21

Combine like terms: 15X + 6X = 21X
20 + 21X = 21X + 21

Reorder the terms:
20 + 21X = 21 + 21X

Add '-21X' to each side of the equation.
20 + 21X + -21X = 21 + 21X + -21X

Combine like terms: 21X + -21X = 0
20 + 0 = 21 + 21X + -21X
20 = 21 + 21X + -21X

Combine like terms: 21X + -21X = 0
20 = 21 + 0
20 = 21

Solving
20 = 21

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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