3x+4=8-7

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Solution for 3x+4=8-7 equation: 


Simplifying
3x + 4 = 8 + -7

Reorder the terms:
4 + 3x = 8 + -7

Combine like terms: 8 + -7 = 1
4 + 3x = 1

Solving
4 + 3x = 1

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 3x = 1 + -4

Combine like terms: 4 + -4 = 0
0 + 3x = 1 + -4
3x = 1 + -4

Combine like terms: 1 + -4 = -3
3x = -3

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

Simplifying
x = -1

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