-4x+45=3(5x-4)

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Solution for -4x+45=3(5x-4) equation:


Simplifying
-4x + 45 = 3(5x + -4)

Reorder the terms:
45 + -4x = 3(5x + -4)

Reorder the terms:
45 + -4x = 3(-4 + 5x)
45 + -4x = (-4 * 3 + 5x * 3)
45 + -4x = (-12 + 15x)

Solving
45 + -4x = -12 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
45 + -4x + -15x = -12 + 15x + -15x

Combine like terms: -4x + -15x = -19x
45 + -19x = -12 + 15x + -15x

Combine like terms: 15x + -15x = 0
45 + -19x = -12 + 0
45 + -19x = -12

Add '-45' to each side of the equation.
45 + -45 + -19x = -12 + -45

Combine like terms: 45 + -45 = 0
0 + -19x = -12 + -45
-19x = -12 + -45

Combine like terms: -12 + -45 = -57
-19x = -57

Divide each side by '-19'.
x = 3

Simplifying
x = 3

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