20x-3=45x+7

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Solution for 20x-3=45x+7 equation:


Simplifying
20x + -3 = 45x + 7

Reorder the terms:
-3 + 20x = 45x + 7

Reorder the terms:
-3 + 20x = 7 + 45x

Solving
-3 + 20x = 7 + 45x

Solving for variable 'x'.

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

Add '-45x' to each side of the equation.
-3 + 20x + -45x = 7 + 45x + -45x

Combine like terms: 20x + -45x = -25x
-3 + -25x = 7 + 45x + -45x

Combine like terms: 45x + -45x = 0
-3 + -25x = 7 + 0
-3 + -25x = 7

Add '3' to each side of the equation.
-3 + 3 + -25x = 7 + 3

Combine like terms: -3 + 3 = 0
0 + -25x = 7 + 3
-25x = 7 + 3

Combine like terms: 7 + 3 = 10
-25x = 10

Divide each side by '-25'.
x = -0.4

Simplifying
x = -0.4

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