20x+10=21x+4

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Solution for 20x+10=21x+4 equation:


Simplifying
20x + 10 = 21x + 4

Reorder the terms:
10 + 20x = 21x + 4

Reorder the terms:
10 + 20x = 4 + 21x

Solving
10 + 20x = 4 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
10 + 20x + -21x = 4 + 21x + -21x

Combine like terms: 20x + -21x = -1x
10 + -1x = 4 + 21x + -21x

Combine like terms: 21x + -21x = 0
10 + -1x = 4 + 0
10 + -1x = 4

Add '-10' to each side of the equation.
10 + -10 + -1x = 4 + -10

Combine like terms: 10 + -10 = 0
0 + -1x = 4 + -10
-1x = 4 + -10

Combine like terms: 4 + -10 = -6
-1x = -6

Divide each side by '-1'.
x = 6

Simplifying
x = 6

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