45-7x=8x

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Solution for 45-7x=8x equation:


Simplifying
45 + -7x = 8x

Solving
45 + -7x = 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
45 + -7x + -8x = 8x + -8x

Combine like terms: -7x + -8x = -15x
45 + -15x = 8x + -8x

Combine like terms: 8x + -8x = 0
45 + -15x = 0

Add '-45' to each side of the equation.
45 + -45 + -15x = 0 + -45

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

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

Divide each side by '-15'.
x = 3

Simplifying
x = 3

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