4x+15(7x+3)=9(1x-5)

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Solution for 4x+15(7x+3)=9(1x-5) equation:


Simplifying
4x + 15(7x + 3) = 9(1x + -5)

Reorder the terms:
4x + 15(3 + 7x) = 9(1x + -5)
4x + (3 * 15 + 7x * 15) = 9(1x + -5)
4x + (45 + 105x) = 9(1x + -5)

Reorder the terms:
45 + 4x + 105x = 9(1x + -5)

Combine like terms: 4x + 105x = 109x
45 + 109x = 9(1x + -5)

Reorder the terms:
45 + 109x = 9(-5 + 1x)
45 + 109x = (-5 * 9 + 1x * 9)
45 + 109x = (-45 + 9x)

Solving
45 + 109x = -45 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
45 + 109x + -9x = -45 + 9x + -9x

Combine like terms: 109x + -9x = 100x
45 + 100x = -45 + 9x + -9x

Combine like terms: 9x + -9x = 0
45 + 100x = -45 + 0
45 + 100x = -45

Add '-45' to each side of the equation.
45 + -45 + 100x = -45 + -45

Combine like terms: 45 + -45 = 0
0 + 100x = -45 + -45
100x = -45 + -45

Combine like terms: -45 + -45 = -90
100x = -90

Divide each side by '100'.
x = -0.9

Simplifying
x = -0.9

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