3[1-(-5x-3)]=45x+30

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Solution for 3[1-(-5x-3)]=45x+30 equation:


Simplifying
3[1 + -1(-5x + -3)] = 45x + 30

Reorder the terms:
3[1 + -1(-3 + -5x)] = 45x + 30
3[1 + (-3 * -1 + -5x * -1)] = 45x + 30
3[1 + (3 + 5x)] = 45x + 30

Combine like terms: 1 + 3 = 4
3[4 + 5x] = 45x + 30
[4 * 3 + 5x * 3] = 45x + 30
[12 + 15x] = 45x + 30

Reorder the terms:
12 + 15x = 30 + 45x

Solving
12 + 15x = 30 + 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.
12 + 15x + -45x = 30 + 45x + -45x

Combine like terms: 15x + -45x = -30x
12 + -30x = 30 + 45x + -45x

Combine like terms: 45x + -45x = 0
12 + -30x = 30 + 0
12 + -30x = 30

Add '-12' to each side of the equation.
12 + -12 + -30x = 30 + -12

Combine like terms: 12 + -12 = 0
0 + -30x = 30 + -12
-30x = 30 + -12

Combine like terms: 30 + -12 = 18
-30x = 18

Divide each side by '-30'.
x = -0.6

Simplifying
x = -0.6

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