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

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


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

Combine like terms: 4 + 5 = 9
9 + -15x = -3(7 + 4x)
9 + -15x = (7 * -3 + 4x * -3)
9 + -15x = (-21 + -12x)

Solving
9 + -15x = -21 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
9 + -15x + 12x = -21 + -12x + 12x

Combine like terms: -15x + 12x = -3x
9 + -3x = -21 + -12x + 12x

Combine like terms: -12x + 12x = 0
9 + -3x = -21 + 0
9 + -3x = -21

Add '-9' to each side of the equation.
9 + -9 + -3x = -21 + -9

Combine like terms: 9 + -9 = 0
0 + -3x = -21 + -9
-3x = -21 + -9

Combine like terms: -21 + -9 = -30
-3x = -30

Divide each side by '-3'.
x = 10

Simplifying
x = 10

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