7x+[4-5]=8x+2

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Solution for 7x+[4-5]=8x+2 equation:


Simplifying
7x + [4 + -5] = 8x + 2

Combine like terms: 4 + -5 = -1
7x + [-1] = 8x + 2
7x + -1 = 8x + 2

Reorder the terms:
-1 + 7x = 8x + 2

Reorder the terms:
-1 + 7x = 2 + 8x

Solving
-1 + 7x = 2 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-1 + 7x + -8x = 2 + 8x + -8x

Combine like terms: 7x + -8x = -1x
-1 + -1x = 2 + 8x + -8x

Combine like terms: 8x + -8x = 0
-1 + -1x = 2 + 0
-1 + -1x = 2

Add '1' to each side of the equation.
-1 + 1 + -1x = 2 + 1

Combine like terms: -1 + 1 = 0
0 + -1x = 2 + 1
-1x = 2 + 1

Combine like terms: 2 + 1 = 3
-1x = 3

Divide each side by '-1'.
x = -3

Simplifying
x = -3

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