4[1-(-5x-7)]=100x+144

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Solution for 4[1-(-5x-7)]=100x+144 equation:


Simplifying
4[1 + -1(-5x + -7)] = 100x + 144

Reorder the terms:
4[1 + -1(-7 + -5x)] = 100x + 144
4[1 + (-7 * -1 + -5x * -1)] = 100x + 144
4[1 + (7 + 5x)] = 100x + 144

Combine like terms: 1 + 7 = 8
4[8 + 5x] = 100x + 144
[8 * 4 + 5x * 4] = 100x + 144
[32 + 20x] = 100x + 144

Reorder the terms:
32 + 20x = 144 + 100x

Solving
32 + 20x = 144 + 100x

Solving for variable 'x'.

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

Add '-100x' to each side of the equation.
32 + 20x + -100x = 144 + 100x + -100x

Combine like terms: 20x + -100x = -80x
32 + -80x = 144 + 100x + -100x

Combine like terms: 100x + -100x = 0
32 + -80x = 144 + 0
32 + -80x = 144

Add '-32' to each side of the equation.
32 + -32 + -80x = 144 + -32

Combine like terms: 32 + -32 = 0
0 + -80x = 144 + -32
-80x = 144 + -32

Combine like terms: 144 + -32 = 112
-80x = 112

Divide each side by '-80'.
x = -1.4

Simplifying
x = -1.4

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