7[4+5x]=168

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Solution for 7[4+5x]=168 equation: 


Simplifying
7[4 + 5x] = 168
[4 * 7 + 5x * 7] = 168
[28 + 35x] = 168

Solving
28 + 35x = 168

Solving for variable 'x'.

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

Add '-28' to each side of the equation.
28 + -28 + 35x = 168 + -28

Combine like terms: 28 + -28 = 0
0 + 35x = 168 + -28
35x = 168 + -28

Combine like terms: 168 + -28 = 140
35x = 140

Divide each side by '35'.
x = 4

Simplifying
x = 4

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