5x-7=45x+9

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Solution for 5x-7=45x+9 equation:


Simplifying
5x + -7 = 45x + 9

Reorder the terms:
-7 + 5x = 45x + 9

Reorder the terms:
-7 + 5x = 9 + 45x

Solving
-7 + 5x = 9 + 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.
-7 + 5x + -45x = 9 + 45x + -45x

Combine like terms: 5x + -45x = -40x
-7 + -40x = 9 + 45x + -45x

Combine like terms: 45x + -45x = 0
-7 + -40x = 9 + 0
-7 + -40x = 9

Add '7' to each side of the equation.
-7 + 7 + -40x = 9 + 7

Combine like terms: -7 + 7 = 0
0 + -40x = 9 + 7
-40x = 9 + 7

Combine like terms: 9 + 7 = 16
-40x = 16

Divide each side by '-40'.
x = -0.4

Simplifying
x = -0.4

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