4[x+4]-1=7

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Solution for 4[x+4]-1=7 equation: 


Simplifying
4[x + 4] + -1 = 7

Reorder the terms:
4[4 + x] + -1 = 7
[4 * 4 + x * 4] + -1 = 7
[16 + 4x] + -1 = 7

Reorder the terms:
16 + -1 + 4x = 7

Combine like terms: 16 + -1 = 15
15 + 4x = 7

Solving
15 + 4x = 7

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 4x = 7 + -15

Combine like terms: 15 + -15 = 0
0 + 4x = 7 + -15
4x = 7 + -15

Combine like terms: 7 + -15 = -8
4x = -8

Divide each side by '4'.
x = -2

Simplifying
x = -2

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