7[4-(-5x-7)]=210x+322

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Solution for 7[4-(-5x-7)]=210x+322 equation:


Simplifying
7[4 + -1(-5x + -7)] = 210x + 322

Reorder the terms:
7[4 + -1(-7 + -5x)] = 210x + 322
7[4 + (-7 * -1 + -5x * -1)] = 210x + 322
7[4 + (7 + 5x)] = 210x + 322

Combine like terms: 4 + 7 = 11
7[11 + 5x] = 210x + 322
[11 * 7 + 5x * 7] = 210x + 322
[77 + 35x] = 210x + 322

Reorder the terms:
77 + 35x = 322 + 210x

Solving
77 + 35x = 322 + 210x

Solving for variable 'x'.

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

Add '-210x' to each side of the equation.
77 + 35x + -210x = 322 + 210x + -210x

Combine like terms: 35x + -210x = -175x
77 + -175x = 322 + 210x + -210x

Combine like terms: 210x + -210x = 0
77 + -175x = 322 + 0
77 + -175x = 322

Add '-77' to each side of the equation.
77 + -77 + -175x = 322 + -77

Combine like terms: 77 + -77 = 0
0 + -175x = 322 + -77
-175x = 322 + -77

Combine like terms: 322 + -77 = 245
-175x = 245

Divide each side by '-175'.
x = -1.4

Simplifying
x = -1.4

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