21x+45=15+14x

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Solution for 21x+45=15+14x equation:


Simplifying
21x + 45 = 15 + 14x

Reorder the terms:
45 + 21x = 15 + 14x

Solving
45 + 21x = 15 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
45 + 21x + -14x = 15 + 14x + -14x

Combine like terms: 21x + -14x = 7x
45 + 7x = 15 + 14x + -14x

Combine like terms: 14x + -14x = 0
45 + 7x = 15 + 0
45 + 7x = 15

Add '-45' to each side of the equation.
45 + -45 + 7x = 15 + -45

Combine like terms: 45 + -45 = 0
0 + 7x = 15 + -45
7x = 15 + -45

Combine like terms: 15 + -45 = -30
7x = -30

Divide each side by '7'.
x = -4.285714286

Simplifying
x = -4.285714286

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